Seiko Cal. 4525 - 518

The 4525-518 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4525 caliber with 26j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-a5de58bac92a]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1971

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