Seiko Cal. 3887 - 772

This Hand-Winding model from 1985 features a 45mm Titanium case. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-50fa0bf25fb1]

Also known as: Helmet, UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1985

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