Seiko Cal. 6397 - 617

The Seiko 6397-617 represents an important milestone in Seiko's 1978 lineup. It features a Cream dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-b38cacee4fd8]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1978

Related Models

• Seiko 6231-215
• Seiko 7099-817
• Seiko 4510-394
• Seiko 5246-432
• Seiko 6130-202
• Seiko 4581-273
• Seiko 4515-931
• Seiko 5615-861
• Seiko 6314-689
• Seiko 3870-429
• Seiko 7084-757
• Seiko 5690-891