Seiko Cal. 0770 - 137

Seiko 0770-137

The 0770-137 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-7f333e583648]

Also known as: Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
45mm
Case Thickness
14.7mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Cream
Jewels
24j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1982

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seikata-wm-7f333e583648