Seiko Cal. 7131 - 437

Seiko 7131-437

The 7131-437 is a sought-after Solar piece from Seiko's golden era. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-3181701c9b93]

Also known as: Bellmatic

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
43mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
70m
Dial Color
Burgundy
Jewels
32j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1972

Related Models

seikata-wm-3181701c9b93