Seiko Cal. 3818 - 681

This Automatic model from 1969 features a 39mm Gold-Plated case. It features a White dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-aa92bbc7a0ef]

Also known as: Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1969

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