Seiko Cal. 5240 - 364

Seiko 5240-364

This Automatic model from 1980 features a 42mm Gold-Plated case. Powered by the 5240 caliber with 36j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-0af889ef2119]

Also known as: Tuna, Golden Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
14.4mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Green
Jewels
36j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1980

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