Seiko Cal. 6159 - 644

The Seiko 6159-644 represents an important milestone in Seiko's 1979 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-acc44ffbff13]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1979

Related Models

• Seiko 4541-277
• Seiko 4558-944
• Seiko 6686-720
• Seiko 7175-745
• Seiko 6277-596
• Seiko 4556-457
• Seiko 0786-328
• Seiko 7175-513
• Seiko 4545-892
• Seiko 0755-734
• Seiko 4446-313
• Seiko 6183-589