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Seiko Prospex Sea

Seiko Prospex Sea

QuartzSteel

Ref. SUN019

Collection: ProspexCase size: 47.5mmMovement: 5M85

The Seiko Prospex Sea, reference SUN019, is a dive watch with a 47.5 mm steel case. The case measures 14.1 mm thick, with a water-resistance rating of 200 metres. Quartz calibre 5M85 contains 7 jewels and has a battery life of approximately 6 months. The dial is covered by a sapphire crystal with an anti-reflective coating on the inner surface. The watch has a three-fold clasp with push-button release and an extender. The dial has LumiBrite on the hands and indices. Movement accuracy is plus or minus 15 seconds per month; the lug width measures 24 mm. A screw-down crown is part of the case.

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Last updated 9 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

GENERAL

Gender

Men

CASE

Diameter

47.5mm

Thickness

14.1mm

Lug Width

24mm

Case Material

Steel

Water Resistance

200m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Quartz

Caliber

5M85

Jewels

7 jewels

BRACELET/STRAP

Clasp Type

Fold Clasp

FEATURES & COMPLICATIONS

Luminous handsLuminous indicesRotating BezelScrew-Down Crown

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FOR WATCH DEALERS

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