Seiko Cal. 6641 - 716

This Hand-Winding model from 1989 features a 39mm Titanium case. Powered by the 6641 caliber with 30j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-8b49df6552df]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1989

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