Seiko Cal. 5623 - 397

Seiko 5623-397

This Hand-Winding model from 1974 features a 39mm Two-Tone case. Powered by the 5623 caliber with 30j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-6f79097f9593]

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
39mm
Case Thickness
9.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
Black
Jewels
30j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1974

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seikata-wm-6f79097f9593