Seiko Cal. 6317 - 646

The 6317-646 is a sought-after Solar piece from Seiko's golden era. With its 18mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-ddd223ea59c4]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1973

Related Models

• Seiko 6230-381
• Seiko 6298-501
• Seiko 4475-451
• Seiko 4519-193
• Seiko 6666-959
• Seiko 6258-192
• Seiko 7013-740
• Seiko 0796-421
• Seiko 3855-908
• Seiko 4518-133
• Seiko 4443-196
• Seiko 3868-673