Seiko Cal. 4436 - 571

Seiko 4436-571

The 4436-571 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-745b85918272]

Also known as: Bullhead

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
44mm
Case Thickness
10.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
17j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1990

Related Models

seikata-wm-745b85918272