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Omega Seamaster Diver 300m 42mm 210.30.42.20.10.001
$7,052.00

The Omega Seamaster Diver 300m 42mm 210.30.42.20.10.001 in 99% condition comes with box and papers. This stunning timepiece features a 42mm stainless steel case, a green ceramic unidirectional bezel, and a wave-pattern dial. Powered by the Caliber 8800 automatic movement with 55-hour power reserve, it boasts 300m water resistance—perfect for diving and everyday luxury. A true collector’s piece.
In stock
- Size Guide
Luxury Watch Size Guide
Choosing the perfect watch size is essential for both comfort and style. This comprehensive guide covers watch diameters from 15mm to 55mm, helping you select the ideal timepiece based on wrist size, personal style, and occasion.
Watch Size Chart
Diameter (mm) Category Wrist Size Customer Profile Style Recommendation 15-22mm Extra Small 5-5.5 inches (13-14cm) Petite women, vintage collectors, jewellery watch enthusiasts Delicate dress watches, jewellery timepieces, vintage recreations 23-28mm Small 5.5-6 inches (14-15cm) Women with small wrists, minimalist watch lovers Classic dress watches, minimalist designs, cocktail watches 29-34mm Medium 6-6.5 inches (15-16.5cm) Average women, some men with small wrists, traditionalists Vintage-inspired watches, classic round cases, rectangular dress watches 35-38mm Medium-Large 6.5-7 inches (16.5-18cm) Most men, some women preferring larger sizes Traditional dress watches, everyday luxury timepieces 39-42mm Large 7-7.5 inches (18-19cm) Average to large male wrists, sports watch enthusiasts Diver's watches, pilot watches, chronographs 43-46mm Extra Large 7.5-8 inches (19-20.5cm) Men with large wrists, statement piece seekers Oversized dress watches, complex complications, tool watches 47-55mm Oversized 8+ inches (20.5cm+) Collectors, avant-garde enthusiasts, those making bold statements Special edition pieces, tourbillons, skeleton watches, unique designs Key Considerations When Choosing Watch Size
Wrist Shape: Flat wrists can accommodate larger watches than round wrists of the same circumference. Lug-to-Lug Distance: Often more important than diameter - shouldn't extend beyond wrist edges. Case Thickness: Thicker watches wear larger than their diameter suggests. Bezel Width: Wider bezels make dials appear smaller. Personal Style: Modern trends favour larger sizes, but classic proportions remain timeless.Visual Size Comparison
15mm (Extra Small)22mm (Small)28mm (Small)34mm (Medium)38mm (Medium-Large)42mm (Large)46mm (XL)50mm (Oversized)55mm (Oversized)Detailed Customer Group Recommendations
For Women
Petite Wrists (5-5.5 inches): 15-28mm watches work best. Consider Cartier's smaller Tank models (23.5mm x 31mm) or Jaeger-LeCoultre's Reverso Duetto (20mm x 32mm). These sizes maintain elegance without overwhelming small wrists. Average Women's Wrists (5.5-6.5 inches): 28-34mm offers the most versatility. The Rolex Datejust 31mm or Omega Constellation 27mm provide perfect proportions. Rectangular watches like Cartier's Tank Française (25mm x 32mm) elongate the wrist visually. Women Preferring Statement Pieces: 34-38mm makes a bold yet wearable statement. The Panerai Luminor Due 38mm or Rolex Datejust 36mm offer substantial presence while maintaining femininity through materials and dial details.For Men
Small to Average Wrists (6-7 inches): 36-40mm is ideal. The classic Rolex Oyster Perpetual 36mm or Patek Philippe Calatrava 39mm offer timeless proportions. Vintage-inspired watches often work well in these sizes. Average to Large Wrists (7-8 inches): 40-44mm provides balanced proportions. The Rolex Submariner (41mm), Omega Speedmaster (42mm), or Audemars Piguet Royal Oak (41mm) exemplify perfect sports watch sizing for most men. Large to Extra Large Wrists (8+ inches): 44-50mm maintains visual balance. The Panerai Luminor Marina 44mm or IWC Big Pilot 46mm were designed for substantial wrists. Consider case thickness as well - watches over 14mm thick can become uncomfortable.Special Categories
Dress Watches: Traditionally smaller (34-39mm for men, 26-32mm for women) to slip easily under shirt cuffs. The Patek Philippe Calatrava (39mm) or Vacheron Constantin Patrimony (36mm) exemplify perfect dress watch proportions. Diver's Watches: Typically 40-44mm for optimal legibility underwater. The Rolex Submariner (41mm) and Blancpain Fifty Fathoms (45mm) set industry standards for professional dive watches. Complication Watches: Often larger (42-50mm) to accommodate complex movements. The Patek Philippe Grand Complications (42-44mm) or A. Lange & Söhne Datograph (41mm) demonstrate how size accommodates mechanical complexity. Avant-Garde Pieces: Can range from 38-55mm depending on design. Richard Mille's tonneau-shaped watches (50mm x 42mm) or Hublot's Big Bang (45mm) push traditional size boundaries.Final Advice
While these guidelines provide a solid foundation, personal preference ultimately determines the perfect watch size. Try watches in person whenever possible, as photographs often distort proportions. Remember that a well-proportioned watch should:- Not extend beyond the width of your wrist when viewed from above
- Allow at least 5mm of space between the lugs and your wrist edges
- Feel comfortable during extended wear
- Complement your overall style and proportions
- Delivery & Return
Luxury Watch Delivery & Return Policy
Welcome to our luxury watch collection. Below you'll find detailed information about our delivery options and return policies. Please read carefully before making your purchase.1. Local Delivery Policy
Our local delivery service is available for customers within the same country as our flagship store. This option provides the fastest and most secure delivery method for your luxury timepiece.Brand Delivery Time Cost Insurance Special Conditions Rolex 2-3 business days $50 Full coverage Signature required Patek Philippe 3-5 business days $75 Full coverage + extra security Must present ID upon delivery Audemars Piguet 2-4 business days $60 Full coverage Delivery time confirmation required Omega 1-2 business days $40 Full coverage Standard delivery Cartier 2-3 business days $55 Full coverage Signature required Note: Local delivery times may vary during peak seasons or due to unforeseen circumstances. All deliveries require signature confirmation unless otherwise arranged with our concierge service.2. International Shipping Policy
For our global clientele, we offer secure international shipping with comprehensive insurance coverage. Please be aware of potential customs duties and taxes in your country.Brand Shipping Time Cost Insurance Customs Handling Rolex 5-10 business days $200 Full coverage + international protection Customer responsible for duties Patek Philippe 7-14 business days $350 Premium global coverage Duties prepaid service available (+$150) Audemars Piguet 6-12 business days $250 Full international coverage Customer responsible for duties Omega 5-8 business days $180 Standard international coverage Customer responsible for duties Cartier 5-10 business days $220 Full coverage Duties prepaid service available (+$120) Important: International shipments may be subject to customs clearance procedures which can cause delays beyond our original delivery estimates. We strongly recommend checking your country's import regulations for luxury goods before ordering.3. No Return Policy (With Special Exceptions)
Due to the exclusive nature of our luxury timepieces, most items are final sale and cannot be returned. However, in exceptional circumstances, we may consider returns with significant deductions.Brand Standard Policy Possible Deduction Timeframe for Exception Conditions Rolex No returns 15-20% 14 days from delivery Unworn, original packaging, full documentation Patek Philippe No returns 20% minimum 10 days from delivery Absolute mint condition, all protective films intact Audemars Piguet No returns 10-15% 14 days from delivery Unworn, no fingerprints, complete set Omega No returns 10-12% 14 days from delivery Unworn, all tags attached, no signs of handling Cartier No returns 12-18% 14 days from delivery Pristine condition, original seals unbroken Special Return Exception Process:
- Customer must contact us within 48 hours of delivery to initiate a return request
- We will evaluate the request and may require detailed photos/video of the watch
- If approved, the deduction percentage will be confirmed (varies by brand and condition)
- Customer must agree to the deduction within 14 days of initial delivery
- Return shipping must be arranged through our approved carriers only
- Refund processed after thorough inspection at our headquarters (takes 7-10 business days)
Customer Support
For any questions regarding our delivery or return policies, please contact our concierge team:- Email: concierge@luxurywatches.com
- Phone: +1 (888) 555-5555
- Live Chat: Available on our website 9AM-9PM EST
- Ask a Question
Omega Seamaster Diver 300M 42mm 210.30.42.20.10.001
The Omega Seamaster Diver 300M 42mm (Ref. 210.30.42.20.10.001) is a striking fusion of innovation and heritage. This professional diver’s watch features a vibrant green ceramic dial and bezel, delivering bold character and functionality. Crafted in stainless steel, it maintains durability while ensuring a sleek, modern aesthetic.
The 42mm case houses the Co-Axial Master Chronometer Calibre 8800, certified by METAS for precision and magnetic resistance. The automatic movement offers a 55-hour power reserve, making it reliable for daily wear or deep-sea diving. With a screw-in crown and helium escape valve, it ensures water resistance up to 300 meters.
The green ceramic bezel includes a white enamel diving scale, highly legible and fade-resistant. Its laser-engraved wave-pattern dial adds depth, while Super-LumiNova filled indexes and hands enhance readability in darkness. The sapphire crystal is domed and scratch-resistant, with anti-reflective treatment on both sides.
A stainless steel bracelet with Omega’s patented extendable clasp ensures a secure, adjustable fit for wetsuits or daily comfort. The transparent caseback offers a glimpse into the decorated movement, combining mechanical mastery with elegant detail.
This Seamaster suits collectors and adventurers alike, delivering Swiss engineering in a bold green package.
Omega Seamaster Diver 300M 42mm 210.30.42.20.10.001 Key Highlights:
Master Chronometer Certified – Powered by Omega Calibre 8800, anti-magnetic and METAS-approved for accuracy and durability.
Diver-Ready Design – Water-resistant to 300m, helium escape valve, unidirectional ceramic bezel with enamel diving scale.
Sophisticated Style – Green ceramic dial, wave pattern, sapphire caseback, and extendable bracelet for style and performance.
Weight | 2.2 kg |
---|---|
Reference | 210.30.42.20.10.001 |
Case Size | 42mm |
Case Shape | Round |
Case Material | Steel |
Case Back | Open |
Glass Material | Sapphire Crystal |
Dial Color | Green |
Strap Material | Steel |
Strap Color | Silver |
Clasp Type | Folding Clasp |
Movement | Automatic |
Gender | Men |
Water Resistance | 300m |
Papers | Yes |
Box | Yes |
Condition | Unworn (99%) |
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