Seiko Cal. 6648 - 623

This Hand-Winding model from 1997 features a 42mm Titanium case. Powered by the 6648 caliber with 26j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-d9f7137cc7f2]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1997

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