Seiko Cal. 0783 - 644

Seiko 0783-644

The 0783-644 is a sought-after Spring Drive piece from Seiko's golden era. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-df7b6a90874d]

Also known as: Panda, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
10.6mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
150m
Dial Color
Black
Jewels
23j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1999

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