Seiko Cal. 4510 - 946

Seiko 4510-946

This Hand-Winding model from 1991 features a 40mm PVD Black case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-0ddc1a45a9c2]

Also known as: Monster, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
40mm
Case Thickness
12.4mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
70m
Dial Color
Black
Jewels
30j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1991

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