What are the case specifications of the Seiko?

The Seiko features a 43mm diameter case with a sapphire crystal crystal.

What is the water resistance of the Seiko?

The Seiko has a water resistance rating of 100m (swimming).

What movement does the Seiko use?

The Seiko is powered by a Quartz, caliber 8T63.

Seiko SSB446P1

Quartz

Ref. SSB446P1

Case size: 43mmMovement: 8T63

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Last updated 8 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

GENERAL

Gender

Men

CASE

Diameter

43mm

Water Resistance

100m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Quartz

Caliber

8T63

BRACELET/STRAP

Bracelet/Strap

Silicon

Clasp Type

Buckle

FEATURES & COMPLICATIONS

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QUICK FACTS

BRAND

Seiko

REFERENCE

SSB446P1

MOVEMENT

Quartz

CALIBER

8T63

CRYSTAL

Sapphire Crystal

WATER RESISTANCE

100m (swimming)

GENDER

Men

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Last updated 8 Oct 2026Suggest a correction

FOR WATCH DEALERS

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Seiko SSB446P1

TECHNICAL SPECIFICATIONS

GENERAL

CASE

MOVEMENT

BRACELET/STRAP

FEATURES & COMPLICATIONS

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FOR WATCH DEALERS