Seiko Cal. 6135 - 663

The 6135-663 is a sought-after Solar piece from Seiko's golden era. With its 20mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-10ff5ac08936]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1970

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