Seiko Cal. 6317 - 820

The Seiko 6317-820 represents an important milestone in Seiko's 1973 lineup. It features a White dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-269e2466b7dd]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1973

Related Models

• Seiko 3886-931
• Seiko 5681-676
• Seiko 7160-799
• Seiko 5641-704
• Seiko 5223-104
• Seiko 6269-571
• Seiko 5615-449
• Seiko 7164-941
• Seiko 4539-842
• Seiko 7076-534
• Seiko 3892-759
• Seiko 7074-707