Seiko Cal. 3891 - 654

The Seiko 3891-654 represents an important milestone in Seiko's 1983 lineup. It features a White dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-dde53fb05eff]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1983

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