Korat Cat (Si-Sawat): The Sacred Silver Feline of Thailand

The Korat (reverently celebrated in Thailand as Si-Sawat, meaning 'the color of prosperity') is one of the world's most ancient, naturally occurring, and genetically intact feline breeds. Revered for centuries across Siam as a living talisman of good fortune, bountiful rainfalls, and enduring love, this noble feline enchants with its single shimmering silver-tipped blue coat, heart-shaped facial contour, and luminous peridot-green eyes.

Sources

This guide is not a substitute for a vet.complete breed index

Portrait of a sleek silver-blue Korat cat with brilliant luminous green eyes — Foto: Nekolife

In this guide

1. History & Sacred Legends of Siam

The earliest historical depictions of the Korat appear in the Tamra Maew (The Cat Book of Poems), an illuminated parchment manuscript created during Thailand's Ayutthaya Kingdom (1350-1767 AD). The ancient verses praise the Si-Sawat as possessing hairs 'with roots like clouds and tips like silver, and eyes that shine like dewdrops on a lotus leaf.'

Historically, Korats were never commercially bought or sold; they were presented exclusively as sacred royal gifts or bestowed in pairs upon brides to ensure fruitful prosperity.

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2. Physical Standard: Five Hearts and Molten Silver

The Korat is a compact, muscular, medium-sized cat described as 'a coil of spring steel covered in silk'—surprisingly heavy for its appearance:

Single coat: Devoid of insulating undercoat, short, glossy, and lying flat. The slate-blue color is tipped with silver, casting a reflective sheen when the cat walks.
Facial geometry: Five distinct hearts characterize the breed: the outer heart formed by the facial perimeter, an inner heart across the forehead ridges, and a heart shape on the nose leather.
Oversized expressive eyes: Prominent, brilliant green or amber-green eyes with an alert, luminous gaze.

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3. Personality: Highly Perceptive, Loyal and Playful

The Korat possesses exceptionally refined senses, notably acute hearing and sharp sight. They dislike chaotic households with harsh sudden noises, preferring serene environments where their intelligence shines.

Intensely bonded to their human companions, Korats follow their owners from room to room, excel at learning puzzle games and fetch, and thrive when treated as full family members.

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4. Grooming and Hypoallergenic Qualities

Because the Korat possesses a single coat with no woolly undercoat, shedding is remarkably low:

Weekly grooming: A gentle brush with a natural-bristle brush or rubber grooming mitt once a week removes stray hairs and enhances the silver sheen.
Low dander dispersion: Many individuals with mild feline sensitivities tolerate Korats well due to the lack of flyaway undercoat hair.
Environmental enrichment: Need tall cat trees, interactive puzzles, and consistent routines.

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5. Health, Longevity, and Genetic Testing

Korats are robust, natural cats enjoying extraordinary lifespans frequently extending to 16 to 19 years. The international breed community has successfully eradicated past genetic vulnerabilities:

Gangliosidosis (GM1 and GM2): Fatal inherited neurodegenerative lysosomal storage diseases that have been virtually eliminated through universal DNA carrier testing.
Low body fat anesthesia awareness: Like many lean, muscular breeds, Korats have low body-fat percentages and require careful anesthetic titration during veterinary procedures.

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Scientific Sources and References

Lyons, L. A., et al. (2004). Feline conservation genetics: The Korat cat. J Hered, 95(5), 365-373.
CFA. Korat Breed Standard. The Cat Fanciers' Association.
Rice, D. (2006). The Complete Book of Cat Breeds. Barron's Educational Series.

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