Seiko Cal. 6618 - 936

This Automatic model from 1987 features a 39mm Titanium case. It features a Black dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-0b2d87cdb9ec]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1987

Related Models

• Seiko 5617-479
• Seiko 5676-883
• Seiko 4565-254
• Seiko 5631-478
• Seiko 7090-385
• Seiko 6355-431
• Seiko 4430-215
• Seiko 6133-758
• Seiko 0787-743
• Seiko 6234-807
• Seiko 7144-259
• Seiko 0712-550