Seiko Cal. 6140 - 488

The Seiko 6140-488 represents an important milestone in Seiko's 1989 lineup. Powered by the 6140 caliber with 35j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-b22cb11dea44]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1989

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