Seiko Cal. 5623 - 711

This Spring Drive model from 1968 features a 43mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-b876f5c7378d]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1968

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