Seiko Cal. 4527 - 545

The Seiko 4527-545 represents an important milestone in Seiko's 1999 lineup. Powered by the 4527 caliber with 23j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-c038672bcf1a]

Also known as: World Timer, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1999

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