Seiko Cal. 6690 - 303

The Seiko 6690-303 represents an important milestone in Seiko's 1988 lineup. It features a Navy dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-c015619810b9]

Also known as: Shogun, Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1988

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