Seiko Cal. 3857 - 494

The 3857-494 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3857 caliber with 31j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-91f16a8cf0ad]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1999

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