Seiko Cal. 7140 - 647

Seiko 7140-647

The Seiko 7140-647 represents an important milestone in Seiko's 1967 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-2461e53109d5]

Also known as: Bullhead, Baby Tuna

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
8.3mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
190m
Dial Color
Black
Jewels
34j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1967

Related Models

seikata-wm-2461e53109d5