Seiko Cal. 7186 - 421

The 7186-421 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7186 caliber with 30j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-1802da1621a2]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1967

Related Models

• Seiko 7094-785
• Seiko 4484-576
• Seiko 7079-370
• Seiko 7068-735
• Seiko 6128-229
• Seiko 4474-243
• Seiko 6238-595
• Seiko 4592-833
• Seiko 4523-596
• Seiko 6346-884
• Seiko 0796-576
• Seiko 7099-837