Seiko Cal. 5613 - 242

Seiko 5613-242

The 5613-242 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-608002ba05b6]

Also known as: Sumo, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
42mm
Case Thickness
12.2mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Navy
Jewels
30j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1972

Related Models

seikata-wm-608002ba05b6