Seiko Cal. 5618 - 305

The Seiko 5618-305 represents an important milestone in Seiko's 1967 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-b064208505d4]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1967

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