Seiko Cal. 4546 - 741

The 4546-741 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4546 caliber with 36j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-a46dbd5bc8ef]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1978

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