Seiko Cal. 5654 - 841

The Seiko 5654-841 represents an important milestone in Seiko's 1983 lineup. It features a Black dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-bfe20c8602db]

Also known as: Helmet, UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1983

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