Seiko Cal. 3815 - 674

Seiko 3815-674

This Kinetic model from 1974 features a 45mm Hardlex-Coated Steel case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-e55ff303b11a]

Also known as: Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
8.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
40m
Dial Color
Navy
Jewels
23j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1974

Related Models

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