Seiko Cal. 5688 - 276

The Seiko 5688-276 represents an important milestone in Seiko's 1971 lineup. It features a Navy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-65da675c1e0d]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

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