Seiko Cal. 6218 - 715

This Hand-Winding model from 1987 features a 39mm Hardlex-Coated Steel case. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-0ac32349b91c]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1987

Related Models

• Seiko 0742-126
• Seiko 6113-499
• Seiko 3871-774
• Seiko 3885-369
• Seiko 5284-538
• Seiko 5670-410
• Seiko 5632-275
• Seiko 4445-812
• Seiko 4455-835
• Seiko 4430-610
• Seiko 6248-758
• Seiko 0788-909