Seiko Cal. 6644 - 277

Seiko 6644-277

The 6644-277 is a sought-after Solar piece from Seiko's golden era. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-a2bf1d636bd0]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
42mm
Case Thickness
11.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
170m
Dial Color
Green
Jewels
36j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1968

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