Seiko Cal. 3888 - 657

The Seiko 3888-657 represents an important milestone in Seiko's 1981 lineup. It features a Navy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-f7ad6568d8a4]

Also known as: Silverwave, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1981

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