Seiko Cal. 7017 - 993

This Hand-Winding model from 1977 features a 44mm PVD Black case. Powered by the 7017 caliber with 18j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-794387eef0d0]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1977

Related Models

• Seiko 5284-112
• Seiko 7178-547
• Seiko 6164-130
• Seiko 7140-368
• Seiko 5235-865
• Seiko 7096-388
• Seiko 5266-299
• Seiko 3889-525
• Seiko 7155-900
• Seiko 6121-898
• Seiko 6173-572
• Seiko 6182-707