The Seiko 62MAS was Japan’s first professional diver watch, launched in 1965-66 for the Japan Self-Defense Forces. What makes it a cult reference is the combination of elements that no other watch from that era shares: the crown at the 4 o’clock position protected by a shoulder on the case, the organic cushion-inflected case shape, broad lugs, torpedo-style hour markers, and a compact 37-38mm diameter that was typical for the time. The 62MAS is not trying to be a Submariner. It preceded most of the modern diver conventions and established its own visual logic. That is why collectors keep coming back to it and why AliExpress’s 62MAS homage category is one of the most active on the platform.
What Makes the 62MAS Distinctive
Three elements define a 62MAS homage. If any of these are missing, the watch is something else.
Crown at 4 o’clock. Every original 62MAS had the winding crown positioned between the 4 and 5 o’clock lug. A crown protector shoulder built into the case guards it. This is the signature detail. Any 62MAS homage with the crown at 3 o’clock is not a 62MAS homage.
Organic case shape. The 62MAS case has a slightly softer, rounder profile than the more cylindrical Submariner case. The lugs are broader and shorter, which reduces the lug-to-lug measurement for a given case diameter. This gives the watch a different wrist presence, sitting lower and spreading wider.
Torpedo/bullet indices. The original 62MAS used torpedo-shaped (also called bullet or baton-style) hour markers rather than the rectangular bar indices found on most divers. The shape tapers slightly toward the dial center. Proper lume application on these markers is the detail that separates quality 62MAS homages from loose approximations.
Best 62MAS Homage Watches on AliExpress
62MAS Homage Comparison
| Model | Price | Movement | Case Size | Water Resistance |
| Steeldive SD1953 | $60-$100 | NH35A (Seiko) | 38mm or 40mm | 200m |
| San Martin SN007-II | $120-$170 | NH35A (Seiko) | 40mm | 200m |
| Addiesdive 62MAS variant | $45-$80 | NH35 | 38-40mm | 200m |
| Generic 62MAS-style | $30-$55 | Chinese automatic | 38-40mm | 100-200m |
For a first homage watch with minimal financial commitment: Addiesdive covers the reference and costs half what Steeldive charges.
Pick 1: Steeldive SD1953 ($60-$100)

The SD1953 is the reference-point 62MAS homage on AliExpress. Steeldive has iterated this model through multiple versions and the current production gets the proportions right: crown at 4 o’clock, correct shoulder protector, organic case shape, and bullet markers with solid lume application. The NH35A movement is a genuine Seiko caliber.

Available in 38mm and 40mm versions, with dial options ranging from the most authentic gilt-and-black to various colored dials and bezels. The gilt dial with black case is the purist pick. The case finishing is functional rather than refined: brushed surfaces are consistent but the transition edges between brushed and polished areas lack the precision San Martin achieves at higher prices.
Shop the Steeldive SD1953 on AliExpress
Pick 2: San Martin SN007-II ($120-$170)

The San Martin SN007-II draws from both 62MAS and early Submariner design language rather than being a pure 62MAS. The crown sits at 4 o’clock and the case carries 62MAS proportional cues, but the overall aesthetic is slightly more Submariner in dial layout. For buyers who want the best finishing available on AliExpress in this reference territory, the SN007-II wins clearly.

The case finishing shows a genuine mix of brushed and polished surfaces with crisper execution than Steeldive. The sapphire crystal comes with AR coating. The bracelet end links sit tighter. At $120 to $170, the premium over Steeldive is justified by build quality rather than novelty. Use the Steeldive money if you want more authentic 62MAS character; use the San Martin money if you want a better-made watch.
Shop the San Martin SN007-II on AliExpress
Pick 3: Addiesdive 62MAS Variant ($45-$80)

Addiesdive offers several 62MAS-inspired models at entry-level prices with a wider range of color options than Steeldive. The core specification is similar (NH35, 200m, 38-40mm), and the crown position is correct. Build quality is noticeably below Steeldive at comparable prices, with less consistent brushing and less tight bracelet construction. The advantage is price and color selection: if you want a green-dialed or orange-bezel 62MAS to wear hard without worrying about it, Addiesdive is the pick.
Shop Addiesdive 62MAS watches on AliExpress
Steeldive vs San Martin: Which 62MAS to Buy
For a purist 62MAS: go Steeldive. They have been iterating the SD1953 longer than any other brand and the 38mm option is closer in diameter to the original vintage reference. The tool-watch character of Steeldive’s finishing suits the 62MAS’s working heritage.
For the best-made watch in this territory: go San Martin. The SN007-II is not a strict 62MAS homage but it draws from the same era and reference, and the finishing quality is in a different class to Steeldive.

What to Inspect When Your 62MAS Homage Arrives
Crown position. The first thing to check is the crown. It should be between the 4 and 5 o’clock lugs. If it is at 3 o’clock, you received a different watch. Contact the seller before doing anything else.
Crown protector shoulder. The protector shoulder on the case should be present and symmetrical around the crown. Check that the crown fits through it cleanly without catching.
Bezel action. Models with an external bezel should move in one direction only. Models with an inner bezel should rotate smoothly without play.
Lume application. Torpedo markers require even lume application across the entire marker surface. Inspect in low light after 10 minutes of exposure to a bright light. Any unevenness that stands out under normal room lighting is worth raising with the seller.
Bracelet and crown seal. Screw the crown down fully before any water exposure. It should engage with resistance. A crown that tightens without seating properly is the most common warranty issue on diver homages at this price.
Takeaway
The Steeldive SD1953 is the starting point for anyone who wants a 62MAS homage and has not bought one before. It gets the essential details right at a price that does not hurt if your interest in the reference turns out to be passing. If the 62MAS becomes a watch you want to wear seriously, the San Martin SN007-II is the upgrade with meaningfully better finishing.
See the San Martin watch guide for full specs on the SN007-II, and the homage watch brand guide for a comparison across all major AliExpress homage brands.
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