Seiko Cal. 6636 - 841

Seiko 6636-841

The 6636-841 is a sought-after Automatic piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-ac691d41c3b3]

Also known as: Tuna, UFO

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
9.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Cream
Jewels
25j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1986

Related Models

seikata-wm-ac691d41c3b3