Seiko Cal. 6665 - 891

This Hand-Winding model from 1987 features a 44mm Titanium case. Powered by the 6665 caliber with 20j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-1a84e5faac44]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1987

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