Seiko Cal. 6616 - 637

This Hand-Winding model from 1991 features a 44mm Titanium case. Powered by the 6616 caliber with 25j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-d735fe111ebe]

Also known as: Pogue, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1991

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