Seiko Cal. 7137 - 443

Seiko 7137-443

The Seiko 7137-443 represents an important milestone in Seiko's 1999 lineup. With its 21mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-7b4d0a4f476a]

Also known as: Sumo

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
11.1mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Navy
Jewels
22j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1999

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