Seiko Cal. 6646 - 425

Seiko 6646-425

The 6646-425 is a sought-after Quartz piece from Seiko's golden era. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-94f22a3337b0]

Also known as: Baby Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
9.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1978

Related Models

seikata-wm-94f22a3337b0