Seiko Cal. 4520 - 206

The Seiko 4520-206 represents an important milestone in Seiko's 1983 lineup. Powered by the 4520 caliber with 17j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-3f36ca8fad72]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1983

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