Seiko Cal. 6613 - 837

Seiko 6613-837

The Seiko 6613-837 represents an important milestone in Seiko's 1995 lineup. With its 20mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-d37ca95a7e5f]

Also known as: Sumo

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
12.2mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Cream
Jewels
19j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1995

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