Seiko Cal. 6366 - 258

The Seiko 6366-258 represents an important milestone in Seiko's 1999 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-a286df77b8f9]

Also known as: UFO, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1999

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