Seiko Cal. 5638 - 148

This Hand-Winding model from 1994 features a 41mm Titanium case. Powered by the 5638 caliber with 36j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-2f993a4f8fac]

Also known as: Panda, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1994

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