Seiko Cal. 5654 - 723

This Spring Drive model from 1968 features a 36mm PVD Black case. Powered by the 5654 caliber with 24j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-e6e254a11198]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1968

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