Seiko Cal. 0740 - 198

The 0740-198 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-40d2bbad8ce5]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1978

Related Models

• Seiko 7152-768
• Seiko 5691-237
• Seiko 6633-781
• Seiko 5236-229
• Seiko 7138-495
• Seiko 3851-179
• Seiko 7129-259
• Seiko 4410-210
• Seiko 6631-171
• Seiko 6354-596
• Seiko 7146-726
• Seiko 6324-973