Seiko Cal. 6135 - 643

The 6135-643 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6135 caliber with 28j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-92447529cfee]

Also known as: Panda, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1969

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