Seiko Cal. 5665 - 525

The 5665-525 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5665 caliber with 35j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-854ad0b1a6e7]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1996

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