Seiko Cal. 6270 - 507

The Seiko 6270-507 represents an important milestone in Seiko's 1990 lineup. Powered by the 6270 caliber with 31j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-300270d3bb29]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1990

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