Seiko Cal. 5661 - 237

Seiko 5661-237

The 5661-237 is a sought-after Solar piece from Seiko's golden era. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-09a73c06e916]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
9.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Black
Jewels
17j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1987

Related Models

seikata-wm-09a73c06e916