Seiko Cal. 6177 - 358

The Seiko 6177-358 represents an important milestone in Seiko's 1987 lineup. With its 20mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-dc921931101e]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1987

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