Seiko Cal. 6618 - 100

The Seiko 6618-100 represents an important milestone in Seiko's 1966 lineup. It features a Cream dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-6461c6f6ddd3]

Also known as: Sumo, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1966

Related Models

• Seiko 4521-990
• Seiko 4523-498
• Seiko 4489-465
• Seiko 7137-578
• Seiko 5263-820
• Seiko 4538-825
• Seiko 0746-435
• Seiko 0777-879
• Seiko 5249-324
• Seiko 4499-645
• Seiko 5679-951
• Seiko 5626-341