Seiko Cal. 6393 - 728

This Spring Drive model from 1993 features a 39mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-72666f443d88]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1993

Related Models

• Seiko 6690-100
• Seiko 6115-882
• Seiko 3878-668
• Seiko 5278-665
• Seiko 7035-346
• Seiko 6669-637
• Seiko 5280-541
• Seiko 4459-240
• Seiko 3896-603
• Seiko 6196-454
• Seiko 6177-672
• Seiko 6611-595