Seiko Cal. 3887 - 551

This Solar model from 1967 features a 41mm Two-Tone case. Powered by the 3887 caliber with 27j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-193340e8e2ba]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1967

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