Seiko Cal. 4537 - 658

Seiko 4537-658

The 4537-658 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4537 caliber with 31j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-e67ec8349048]

Also known as: Rally, World Timer

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
34mm
Case Thickness
13.1mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
180m
Dial Color
White
Jewels
31j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1996

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seikata-wm-e67ec8349048