Seiko Cal. 3812 - 940

Seiko 3812-940

The 3812-940 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-f7babae4f388]

Also known as: Golden Tuna, Arnie

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
10.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Champagne
Jewels
28j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1991

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