Seiko Cal. 4457 - 181

The 4457-181 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4457 caliber with 32j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-afee39688f7d]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1988

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