Seiko Cal. 6191 - 640

The Seiko 6191-640 represents an important milestone in Seiko's 1989 lineup. It features a Navy dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-617e4391f59b]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1989

Related Models

• Seiko 4412-210
• Seiko 4518-768
• Seiko 3843-145
• Seiko 6635-298
• Seiko 3857-326
• Seiko 7020-403
• Seiko 6331-410
• Seiko 6346-365
• Seiko 7011-235
• Seiko 7015-109
• Seiko 5665-487
• Seiko 7058-579