Seiko Cal. 6318 - 987

Released in 1991, the Cal. 6318 with design code 987 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-b092d90771c0]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1991

Related Models

• Seiko 5669-937
• Seiko 4514-973
• Seiko 4542-693
• Seiko 6245-522
• Seiko 6392-161
• Seiko 4535-286
• Seiko 5619-886
• Seiko 4586-659
• Seiko 6678-798
• Seiko 5671-550
• Seiko 4569-600
• Seiko 3891-428