Seiko Cal. 6191 - 643

The Seiko 6191-643 represents an important milestone in Seiko's 1973 lineup. It features a Navy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-322a6df01c4a]

Also known as: Navigator, Crown

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1973

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