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Grand Seiko Sport

Grand Seiko Sport

Spring DriveTitanium

Ref. SBGA405

Collection: SportCase size: 44.5mmMovement: 9R15

The Grand Seiko Sport, reference SBGA405, is a Spring Drive watch with a titanium case measuring 44.5 mm in diameter and is a limited edition of 650 pieces. The case has a thickness of 14.3 mm and a lug-to-lug span of 50 mm; water resistance is rated to 200 metres. Spring Drive calibre 9R15 has 30 jewels and approximately 72 hours of power reserve. A dual-curved sapphire crystal has an anti-reflective coating on the inner surface. The shark leather strap closes with a folding clasp with push button release. The red dial has rays inspired by Godzilla's heat ray. The watch has a date display, a power reserve indicator, and a see-through case back.

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Last updated 9 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

GENERAL

Limited Edition

650 pieces

CASE

Diameter

44.5mm

Thickness

14.3mm

Lug to Lug

50mm

Lug Width

23mm

Case Material

Titanium

Water Resistance

200m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Spring Drive

Caliber

9R15

Power Reserve

72h

Jewels

30 jewels

DIAL

Dial Color

Red

BRACELET/STRAP

Bracelet/Strap

Shark Skin

Clasp Type

Fold Clasp

FEATURES & COMPLICATIONS

DateDisplay backLimited EditionLuminous handsLuminous indicesPower Reserve DisplayScrew-Down Crown

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