Seiko Cal. 3899 - 977

The Seiko 3899-977 represents an important milestone in Seiko's 1989 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ea603e9023be]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1989

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