Seiko Cal. 6391 - 888

The 6391-888 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-83dd0b28ad8b]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1988

Related Models

• Seiko 6187-609
• Seiko 3830-144
• Seiko 0722-782
• Seiko 3844-194
• Seiko 5643-484
• Seiko 4574-809
• Seiko 4524-926
• Seiko 6120-961
• Seiko 6645-608
• Seiko 7169-459
• Seiko 4480-800
• Seiko 4526-975