Seiko Cal. 7139 - 921

Seiko 7139-921

The Seiko 7139-921 represents an important milestone in Seiko's 1971 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-c87c36146e67]

Also known as: Shogun, Silverwave

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
40mm
Case Thickness
14.3mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
170m
Dial Color
White
Jewels
26j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1971

Related Models

seikata-wm-c87c36146e67