Seiko Cal. 4515 - 285

The Seiko 4515-285 represents an important milestone in Seiko's 1985 lineup. Powered by the 4515 caliber with 30j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-cb9f753894f1]

Also known as: Monster, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1985

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