Seiko Cal. 6157 - 470

The 6157-470 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6157 caliber with 30j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-d392dfc0e906]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1991

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