Seiko Cal. 6310 - 181

The Seiko 6310-181 represents an important milestone in Seiko's 1991 lineup. Powered by the 6310 caliber with 19j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-93516ee8dc2f]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1991

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