Seiko Cal. 3891 - 685

The 3891-685 is a sought-after Solar piece from Seiko's golden era. It features a Champagne dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-e56204485210]

Also known as: Tuna, Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1970

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