Seiko Cal. 6635 - 443

Seiko 6635-443

The 6635-443 is a sought-after Automatic piece from Seiko's golden era. With its 19mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-20e702db04f2]

Also known as: Golden Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
42mm
Case Thickness
10.9mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Cream
Jewels
25j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1986

Related Models

seikata-wm-20e702db04f2