Seiko Cal. 6257 - 501

The Seiko 6257-501 represents an important milestone in Seiko's 1967 lineup. Powered by the 6257 caliber with 23j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-d0487a20c1b1]

Also known as: Emperor, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1967

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