# 3.75 Ct 4.15 Ratti Natural Dark Bangkok Blue Sapphire Gemstone Heated

# 3.75 Carat Natural Dark Bangkok Blue Sapphire (Neelam) — 4.15 Ratti — Heated

Presenting this **3.75 carat Natural Dark Bangkok Blue Sapphire (Neelam)** — a heated blue sapphire from **Bangkok, Thailand**. Oval mix cut, deep blue hue, opaque clarity, excellent lustre. A budget-friendly option for those seeking the colour and energy of blue sapphire.

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## Gemstone Specifications

Property

Details

Gemstone Name

Natural Bangkok Blue Sapphire (Neelam)

Weight

3.75 Carats (4.15 Ratti Approx.)

Number of Pieces

1 Pc

Shape and Cut

Oval Mix Cut

Color

Dark Blue

Clarity

Opaque

Lustre

Excellent / Vitreous

Origin

Bangkok (Thailand)

Treatment

Heated (Heat Treated)

Certification

No Certificate (Budget Stone)

SKU

blue684

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## Ratti and Carat Conversion

Unit

Value

Carats

3.75

Ratti

4.15 (Approx.)

Formula

1 Ratti = 0.91 Carats

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## Important Note

This is a **heat-treated Bangkok Blue Sapphire**. Heat treatment is a common industry practice that enhances colour and clarity. This stone does not come with a gemological certificate. For astrological purposes, an unheated and untreated certified natural blue sapphire is recommended. Please consult a qualified Vedic astrologer before purchasing for astrological use.

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## Why Buy from Venus Gems?

-   **Transparent Disclosure** — We clearly disclose treatment status
-   **Trusted Gemstone Experts** — Years of experience in natural gemstones
-   **Worldwide Shipping** — Secure packaging delivered to your door

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## What You Receive

-   1 x Natural Bangkok Blue Sapphire (3.75 Carats / 4.15 Ratti)
-   Venus Gems packaging

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_Disclaimer: Astrological and healing benefits are based on traditional Vedic astrology beliefs. Individual results may vary. Consult a qualified Vedic astrologer before purchasing for astrological purposes._

## Details

- **Price:** 3850.0 INR
- **Vendor:** Venus Gems
- **Type:** Jewelry > Loose Gemstones > Blue Sapphire > Neelam Stone > Ceylon (Sri Lanka)
- **Tags:** blue-sapphire, blue-sapphire-for-saturn, certified-blue-sapphire, certified-neelam-gemstone, ceylon-blue-sapphire, ceylon-neelam, natural-blue-sapphire, natural-ceylon-neelam, neelam, original-neelam-stone, saturn-gemstone, shani-dev-gemstone, shani-ratna, unheated-blue-sapphire, untreated-sapphire

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 3850.00 INR | In stock |

## Images

- 3.75 Ct 4.15 Ratti Natural Dark Bangkok Blue Sapphire Gemstone Heated - Venus Gems
- 3.75 Ct 4.15 Ratti Natural Dark Bangkok Blue Sapphire Gemstone Heated - Venus Gems

## Additional Information

- **cut:** excellent
- **clarity:** Vvs Eye clean
- **carat weight:** 3.75
- **Material:** Natural Sapphire
- **Origin:** Thailand
- **Treatment:** Heated
- **Stone shape:** Oval
- **color:** blue
- **Google: Age Group:** adult

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> Source: [Venus Gems](https://venusgems.com/products/3-75-ct-6-25-ratti-natural-dark-bangkok-blue-sapphire-gemstone-heated)
> Updated: 2026-07-10