Seiko Cal. 4536 - 418

This Spring Drive model from 1994 features a 40mm PVD Black case. Powered by the 4536 caliber with 31j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-8a699b35194e]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1994

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