Seiko Cal. 7138 - 456

Seiko 7138-456

The 7138-456 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-e2e4c8e6e483]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
44mm
Case Thickness
11.4mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Green
Jewels
29j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1975

Related Models

seikata-wm-e2e4c8e6e483