Seiko Cal. 3891 - 703

Released in 1999, the Cal. 3891 with design code 703 was part of Seiko's domestic market collection. Powered by the 3891 caliber with 36j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-1d9cd209c0e0]

Also known as: UFO, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1999

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