Seiko Cal. 4591 - 351

The 4591-351 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4591 caliber with 36j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-abcbc1d1dfed]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1980

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