Seiko Cal. 6391 - 737

Seiko 6391-737

The 6391-737 is a sought-after Quartz piece from Seiko's golden era. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-9242d784cc11]

Also known as: Panda, Baby Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
8.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
50m
Dial Color
Burgundy
Jewels
35j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1988

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