Seiko Cal. 6618 - 404

The Seiko 6618-404 represents an important milestone in Seiko's 1991 lineup. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-5763beb7e49f]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1991

Related Models

• Seiko 6673-646
• Seiko 6143-810
• Seiko 6245-835
• Seiko 6615-522
• Seiko 6316-507
• Seiko 6262-438
• Seiko 6190-613
• Seiko 6165-789
• Seiko 4563-822
• Seiko 4443-624
• Seiko 6110-576
• Seiko 3883-251