Seiko Cal. 6315 - 750

The Seiko 6315-750 represents an important milestone in Seiko's 1986 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-c35be8ec5c61]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1986

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