Seiko Cal. 6398 - 977

This Solar model from 1998 features a 41mm Titanium case. Powered by the 6398 caliber with 31j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-8d181ceb4976]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1998

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