Seiko Cal. 6390 - 193

The Seiko 6390-193 represents an important milestone in Seiko's 1971 lineup. It features a White dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-56b8ecb9fc9e]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1971

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