Seiko Cal. 6131 - 111

The 6131-111 is a sought-after Solar piece from Seiko's golden era. Powered by the 6131 caliber with 33j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-7b4d656a11f2]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1983

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