Seiko Cal. 7198 - 634

This Spring Drive model from 1988 features a 37mm PVD Black case. It features a Burgundy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-06442d07e7e1]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1988

Related Models

• Seiko 0775-701
• Seiko 7125-210
• Seiko 7130-280
• Seiko 7077-638
• Seiko 6173-913
• Seiko 3850-886
• Seiko 4562-788
• Seiko 4425-471
• Seiko 0771-645
• Seiko 6679-937
• Seiko 4422-364
• Seiko 6171-334