Seiko Cal. 5653 - 321

Seiko 5653-321

This Quartz model from 1976 features a 37mm PVD Black case. Powered by the 5653 caliber with 32j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-41fc441df946]

Also known as: Tuna, Flighty

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
37mm
Case Thickness
13.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Silver
Jewels
32j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1976

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seikata-wm-41fc441df946