Seiko Cal. 7090 - 731

Seiko 7090-731

The 7090-731 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-70aa5c127fe6]

Also known as: Crown

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
9.8mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Silver
Jewels
17j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1977

Related Models

seikata-wm-70aa5c127fe6