Seiko Cal. 4545 - 493

Seiko 4545-493

This Hand-Winding model from 1968 features a 46mm Hardlex-Coated Steel case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-5349e7bddbef]

Also known as: Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
10.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Green
Jewels
21j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1968

Related Models

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