Seiko Cal. 6154 - 503

The Seiko 6154-503 represents an important milestone in Seiko's 1972 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-818bd3b3d67c]

Also known as: Crown, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1972

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