Seiko Cal. 5231 - 846

The 5231-846 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5231 caliber with 30j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-fc2c92d5e6c6]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1972

Related Models

• Seiko 5660-888
• Seiko 4521-908
• Seiko 0794-758
• Seiko 5648-663
• Seiko 6635-423
• Seiko 5650-918
• Seiko 7170-539
• Seiko 6184-968
• Seiko 4435-841
• Seiko 6350-471
• Seiko 6614-531
• Seiko 0741-741