Seiko Cal. 4437 - 688

Seiko 4437-688

The 4437-688 is a sought-after Quartz piece from Seiko's golden era. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-4a76ebe75add]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
11.2mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
90m
Dial Color
Silver
Jewels
23j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1979

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