Seiko Cal. 4436 - 823

Seiko 4436-823

Released in 1981, the Cal. 4436 with design code 823 was part of Seiko's domestic market collection. With its 19mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-d43c45e8d1f2]

Also known as: Sumo

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
9.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Cream
Jewels
28j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1981

Related Models

seikata-wm-d43c45e8d1f2