Seiko Cal. 6231 - 492

The Seiko 6231-492 represents an important milestone in Seiko's 1970 lineup. Powered by the 6231 caliber with 24j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-cce1b73e9c8b]

Also known as: Bullhead, Silverwave

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1970

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