Seiko Cal. 4525 - 990

The Seiko 4525-990 represents an important milestone in Seiko's 1991 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-90cd629135a1]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1991

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