Seiko Cal. 6391 - 815

The Seiko 6391-815 represents an important milestone in Seiko's 1987 lineup. It features a Green dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-a815b19a1045]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1987

Related Models

• Seiko 6666-884
• Seiko 0717-345
• Seiko 5625-431
• Seiko 0718-424
• Seiko 5613-877
• Seiko 6198-752
• Seiko 5248-944
• Seiko 6176-328
• Seiko 4420-832
• Seiko 7171-741
• Seiko 3820-456
• Seiko 7159-870