Specht & SöhneSP2644
Homage to the Omega Constellation
about$127
Regular price at the brand's own website, checked 31 Oct 2026. Marketplace prices change often.
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The Specht & Söhne SP2644 is a homage to the Omega Constellation, with a 38 mm case, 3 mm smaller. It uses a quartz movement and is water resistant to 50 m. Its Resemblance Score is 36 out of 100. It costs about $127 at the official store.
Side by side with the original
Compared with reference 131.30.41.21.01.001. Values marked ≈ are estimates, such as a reviewer's measurement.
| Spec | SP2644 | Constellation (131.30.41.21.01.001) | Difference |
|---|---|---|---|
| Case diameter | 38 mm | 41 mm | −3 mm |
| Lug-to-lug | 46 mm | ≈ 44 mm | +2 mm |
| Thickness | 11 mm | ≈ 13.4 mm | −2.4 mm |
| Lug width | Not published | Not published | Can't compare |
| Water resistance | 50 m | 50 m | |
| Movement | Quartz, 2115 | Automatic, 8900 | |
| Power reserve | Not published | 60 h | |
| Crystal | Sapphire | Sapphire, both sides | |
| Bezel | Not published | Fixed, polished ceramic with Roman numerals, Black ceramic with Liquidmetal numerals | |
| Case material | 316L stainless steel | Stainless steel | |
| Lume | Dial and Hands | Not published | |
| Bracelet | 316L stainless steel bracelet | Stainless steel bracelet | |
| Weight | Not published | Not published |
- ≈ Constellation, Lug-to-lug: median of 2 agreeing independent measurements (44 mm); the maker does not publish it.
- ≈ Constellation, Thickness: median of 2 agreeing independent measurements (13.4 mm); the maker does not publish it.
The original
Omega
Constellation
Reference 131.30.41.21.01.001, steel on steel, black ceramic bezel with roman numerals, black dial
- Case
- 41 mm
- Lug-to-lug
- ≈ 44 mm
- Thickness
- ≈ 13.4 mm
- Water resistance
- 50 m
- Movement
- Automatic, 8900
- List price
- $8,200
Why it scores 36
Proportions and movement are computed from specs. Design details and functions are judged from the brand's official images. How we score
Proportions3.7 / 30
- Case diameter0 / 123 mm apart
- Lug-to-lug2 / 82 mm apart
- Thickness1.2 / 62.4 mm apart
- Lug width0 / 4Not published, left out
Design signatures16.5 / 40
- Four claws on the case flanks0 / 10No claws on the case.
- Half-moon facets at top and bottom of the case0 / 8Case sides are plain; no half-moon facets.
- Ceramic bezel with Roman numerals8 / 8Coloured fixed bezel with engraved Roman numerals.
- Barrel-shaped case without lugs3 / 6Rounded case that runs into the bracelet with short integrated ends; not a true lugless barrel.
- Faceted hands and applied indices2.5 / 5Applied baton markers and baton hands with a polished surface; facets are not clearly visible.
- Date window at 63 / 3Date window at 6.
Functions and materials16 / 20
- Complications8 / 8Date with a running seconds hand, as on the original.
- Bezel action2 / 4Fixed bezel in the images; the brand gives no bezel details.
- Case and bezel materials2 / 4Steel case and bracelet; the bezel material is not stated and the original's bezel is ceramic.
- Crystal shape and date window4 / 4Sapphire crystal; the original's crystal is sapphire.
Movement type0 / 10
- Movement type0 / 10Different movement type.
What reviewers and owners say
We haven't read enough independent reviews of this model to summarise them yet.
Good
- Roman-numeral bezel and date at 6 like the original
- Sapphire crystal
- Three dial colours
- Date window at 6
Less good
- No claws or half-moon facets
- Quartz movement
- Brand publishes no weight or single lug width
Versions and colours
- Black dial, green bezel, steel braceletIts own colourway, not on the originalabout $127
- Blue dial, blue bezel, steel braceletIts own colourway, not on the originalabout $127
- Green dial, green bezel, steel braceletIts own colourway, not on the originalabout $127
Compare
Sources
Checked 31 Oct 2026. Every figure on this page comes from one of these pages.