Seiko Cal. 3894 - 275

Seiko 3894-275

The 3894-275 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-fb6d18c320ab]

Also known as: Sumo, Golden Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
13.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Silver
Jewels
23j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1971

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