Seiko Cal. 6630 - 946

The Seiko 6630-946 represents an important milestone in Seiko's 1988 lineup. It features a Navy dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-54cc2e22059f]

Also known as: UFO, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1988

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