Seiko Cal. 7187 - 669

This Spring Drive model from 1977 features a 42mm Two-Tone case. It features a White dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-b704982e7b92]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1977

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