Seiko Cal. 6240 - 660

The 6240-660 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-4dd69b402724]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1989

Related Models

• Seiko 3814-991
• Seiko 0728-874
• Seiko 5225-607
• Seiko 5222-557
• Seiko 4416-301
• Seiko 5224-124
• Seiko 6169-308
• Seiko 6678-336
• Seiko 4457-889
• Seiko 7141-326
• Seiko 3842-349
• Seiko 6339-175