Seiko Cal. 4525 - 636

The 4525-636 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-7dcf2c938cde]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1972

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