Seiko Cal. 3840 - 213

Seiko 3840-213

The 3840-213 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-21ebcffbf2de]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
12.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
130m
Dial Color
Cream
Jewels
32j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1979

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