Seiko Cal. 6688 - 180

The Seiko 6688-180 represents an important milestone in Seiko's 1970 lineup. It features a White dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-84e48ca046ba]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1970

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