Seiko Cal. 0717 - 842

This Spring Drive model from 1988 features a 37mm PVD Black case. It features a Silver dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-9771778203aa]

Also known as: Helmet, Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1988

Related Models

• Seiko 0768-789
• Seiko 6163-588
• Seiko 6647-696
• Seiko 6647-451
• Seiko 4560-171
• Seiko 6176-873
• Seiko 4474-549
• Seiko 7095-369
• Seiko 5684-228
• Seiko 7042-243
• Seiko 5212-592
• Seiko 5621-353