Seiko Cal. 7135 - 506

The Seiko 7135-506 represents an important milestone in Seiko's 1975 lineup. Powered by the 7135 caliber with 17j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-9225d5605a67]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1975

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