Seiko Cal. 7171 - 158

The Seiko 7171-158 represents an important milestone in Seiko's 1987 lineup. With its 20mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-2a0035c172ab]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1987

Related Models

• Seiko 4489-236
• Seiko 6611-327
• Seiko 4442-392
• Seiko 5689-543
• Seiko 4537-877
• Seiko 6340-239
• Seiko 5613-408
• Seiko 6658-910
• Seiko 6393-464
• Seiko 5226-496
• Seiko 4537-352
• Seiko 5236-503