Seiko Cal. 4487 - 833

Seiko 4487-833

The 4487-833 is a sought-after Quartz piece from Seiko's golden era. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-f2bf94022a5d]

Also known as: Helmet

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
15.3mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
200m
Dial Color
White
Jewels
22j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1993

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