Baltic ScalegraphvsSeiko Prospex Speedtimer Mechanical Datsun 240Z Limited Edition
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Scalegraph

Prospex Speedtimer Mechanical Datsun 240Z Limited Edition
Diameter
39.5mm
39.5mm
Lug-to-Lug
47mm
44.5mm
lowest
Thickness
14.1mm
12mm
lowest
Water Resistance
100m
200m
highest
Power Reserve
63h
72h
highest
MSRP
$1,766
$1,150
lowest
Movement
Sellita SW510
Seiko 6R55
Case
3 specsCrystal & Dial
4 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners and reviewers widely praise the Baltic Scalegraph for its compelling vintage styling and excellent value at its price point, with its 39.5mm case offering a slim and compact feel. The applied indices are a standout design element, though legibility can occasionally be a challenge due to polished surfaces. The manual-wind Sellita SW510-M movement provides a power reserve of approximately 60-63 hours. One owner reported bezel marker misalignment, which the brand stated was intentional, contradicting expectations. The screw-down pushers and 100m water resistance enhance its sports chronograph feel. Overall, owners and reviewers rate the Baltic Scalegraph highly for its vintage charm combined with modern wearability and capability at the price.
Owners widely praise the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition for its vintage racing concept, applied markers, and dial that shifts from cream to silver with orange accents. Some owners note Seiko's top-notch finishing compared to microbrands and appreciate the comfortable bracelet and dual crowns. However, some owners find the dial text cluttered, particularly "Automatic 3 Days," and consider the price point too high, suggesting a lower figure would be more appropriate. One reviewer flags the 39.5mm size as potentially too small, while another notes the lack of screw-down crowns, though still finds the 20 bar water resistance impressive. On balance, owners rate the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition highly for its vintage inspiration and solid finishing, despite some reservations about its pricing and dial text.
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