San MartinSN0008-GD
Homage to the Tudor Black Bay 58
about$255
Regular price at the brand's own website, checked 31 Oct 2026. Marketplace prices change often.
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The San Martin SN0008 Retro Diver is a homage to the Tudor Black Bay 58, with a 40 mm case, 1 mm larger. It uses an automatic movement and is water resistant to 200 m. It costs about $255 at the official store.
Side by side with the original
Compared with reference M79030N-0001. Values marked ≈ are estimates, such as a reviewer's measurement.
| Spec | SN0008-GD | Black Bay 58 (M79030N-0001) | Difference |
|---|---|---|---|
| Case diameter | 40 mm | 39 mm | +1 mm |
| Lug-to-lug | 49.5 mm | Not published | Can't compare |
| Thickness | 11.95 mm | ≈ 12 mm | −0.05 mm |
| Lug width | Not published | ≈ 20 mm | Can't compare |
| Water resistance | 200 m | Not published | |
| Movement | Automatic, NH35 | Automatic, MT5402 | |
| Power reserve | Not published | 70 h | |
| Crystal | Sapphire, aR coating | Sapphire | |
| Bezel | 120-click unidirectional, Aluminium | Unidirectional rotating, steel, coin edge, Black metal insert with gold-toned markings | |
| Case material | 316L solid stainless steel | Stainless steel | |
| Lume | BGW-X1 blue (black and blue dials) or C3 green (gilt dial) | Not published | |
| Bracelet | 316L solid stainless steel bracelet, 20 mm x 16 mm, female end links, screw structure | Steel, rivet-style | |
| Weight | 145.6 g | Not published |
- ≈ Black Bay 58, Thickness: median of 2 agreeing independent measurements (11.9–12 mm); the maker does not publish it.
- ≈ Black Bay 58, Lug width: median of 3 agreeing independent measurements (20 mm); the maker does not publish it.
The original
Tudor
Black Bay 58
Reference M79030N-0001, black dial, steel bracelet
- Case
- 39 mm
- Lug-to-lug
- Not published
- Thickness
- ≈ 12 mm
- Water resistance
- Not published
- Movement
- Automatic, MT5402
- List price
- Not published
Why it scores as it does
Proportions and movement are computed from specs. Design details and functions are judged from the brand's official images. How we score
Lug-to-lug is neither published nor measured for one of the two watches, so there is not enough data to score.
Proportions— / 30
- Case diameter8 / 121 mm apart
- Lug-to-lug0 / 8Not published, left out
- Thickness5.9 / 60.1 mm apart
- Lug width0 / 4Not published, left out
Design signatures— / 40
- Snowflake hands5 / 10Angular hour hand with a square notch (brand: "snowflake"); the minute hand is a plain sword, so only the hour hand follows the design.
- Black unidirectional bezel with gold-toned markings and arrow index4 / 8Black bezel with a triangle pip (red on the black options); only the gilt variant has gold-toned numerals and markings, the others white.
- Domed black dial with gilt-toned print and applied plot markers3.5 / 7Matte black dial with applied round plots and a triangle; gilt print only on one variant.
- Oversized crown0 / 5Crown of ordinary size with a hexagon logo.
- Rivet-style steel bracelet2.5 / 5Three-link brushed bracelet; no rivets visible.
- Dateless dial3 / 3Dateless dial.
- Brushed case top with polished flanks and edge2 / 2Brushed case top with a polished chamfer, as the brand says.
Functions and materials— / 20
- Complications8 / 8Time only.
- Bezel action4 / 4Unidirectional bezel with a coloured pip and an aluminium insert.
- Case and bezel materials4 / 4Steel case and bezel.
- Crystal shape and date window4 / 4Sapphire, no date window.
Movement type— / 10
- Movement type10 / 10Same movement type.
What reviewers and owners say
We haven't read enough independent reviews of this model to summarise them yet.
Good
- Dateless dial with a clean layout
- Aluminium bezel insert with a red pip option
- Screw-link bracelet with a folding clasp
- 200 m water resistance
Less good
- 49.5 mm lug to lug on the brand sheet
- Crown is not oversized
- NH35 has a ghost date position
Versions and colours
- Matte Black GiltIts own colourway, not on the originalabout $255
- Matte BlackIts own colourway, not on the originalabout $255
- Matte BlueIts own colourway, not on the originalabout $255
Compare
Sources
Checked 31 Oct 2026. Every figure on this page comes from one of these pages.