Seiko Cal. 6645 - 567

Seiko 6645-567

The 6645-567 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-67d02cbe4390]

Also known as: Tuna

Specifications

Movement
Solar
Case Material
Titanium
Case Width
46mm
Case Thickness
10.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Green
Jewels
31j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1981

Related Models

seikata-wm-67d02cbe4390