Seiko Cal. 6644 - 938

Seiko 6644-938

The 6644-938 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-056ae50991b4]

Also known as: Turtle, Arnie

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
12.0mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Black
Jewels
27j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1977

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