Seiko Cal. 4521 - 857

Released in 1998, the Cal. 4521 with design code 857 was part of Seiko's domestic market collection. Powered by the 4521 caliber with 31j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-8b2a36210325]

Also known as: Panda, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1998

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