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Seiko Astron

Seiko Astron

SolarTitanium

Ref. SBXD033

Collection: AstronCase size: 41mmMovement: 3X32

The Seiko Astron, reference SBXD033, has a 41 mm titanium case. The watch has a perpetual calendar. The case is 13.1 mm thick, with a lug-to-lug measurement of 47.8 mm and a water-resistance rating of 100 metres. Solar-powered calibre 3X32 contains 8 jewels and operates for approximately 6 months when fully charged. The dial has a date display; a three-fold clasp with push-button release fastens the watch. LumiBrite is applied to the hands and indices. Movement accuracy is plus or minus 15 seconds per month without signal reception; the watch has magnetic resistance. Over the dial is a dual-curved sapphire crystal with a Super Clear coating.

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Last updated 9 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

CASE

Diameter

41mm

Thickness

13.1mm

Lug to Lug

47.8mm

Case Material

Titanium

Water Resistance

100m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Solar

Caliber

3X32

Jewels

8 jewels

BRACELET/STRAP

Clasp Type

Fold Clasp

FEATURES & COMPLICATIONS

DateLuminous handsLuminous indicesPerpetual calendarSolar watch

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