Seiko Cal. 3816 - 564

Seiko 3816-564

This Hand-Winding model from 1982 features a 38mm Gold-Plated case. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-0e6a06be5f8e]

Also known as: Tuna, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
8.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Green
Jewels
18j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1982

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