Loose 4 Carat Aquamarines

At four carats, aquamarine gems achieve a presence that commands attention while retaining the delicate beauty that has made these stones cherished for generations. Our curated selection showcases top quality specimens with excellent transparency and the perfect crystalline structure that defines truly valuable aquamarines. These rare treasures offer both remarkable visual impact and exceptional investment potential.
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Gem type

Gem type

Color

Color

Shape

Shape

Diamond shape refers to the overall outline and facets of a diamond. It’s a crucial factor that affects a diamond’s brilliance, fire, and scintillation – its ability to reflect light and sparkle.

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Origin

Origin

Treatment

Treatment

Carat weight

Carat weight

Diamond weight, also known as carat weight, is a measure of a diamond’s mass. It’s one of the four Cs (carat, cut, clarity, and color) that determine a diamond’s value and price.

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4 items

4.47 Pair of Marquise Shape Blue Brazilian Aquamarine

1,750.00$

4.08 Pair of Pear Shape Vivid Blue Brazilian Aquamarine

1,600.00$

4.40 Pair of Pear Shape Brazilian Aquamarine

Sold

4.42 Pair of Oval Shape Madagascar Aquamarines

Sold

What makes 4 carat aquamarines particularly sought after by collectors? 

Four-carat aquamarines represent a perfect balance between impressive presence and wearability in fine jewelry. These natural gems offer substantial visual impact while maintaining affordability compared to larger specimens. Collectors value them for their versatility and increasingly limited availability in the market. High-quality, genuine stones with excellent clarity and rich blue color are particularly prized for both aesthetic appeal and investment potential.

How should buyers evaluate the clarity of a four-carat aquamarine? 

When purchasing a 4 ct aquamarine, look for exceptional transparency that allows light to pass through without obstruction. Premium specimens appear almost flawless to the naked eye, though minor inclusions may be visible under magnification. Professional certification documents clarity characteristics, though experienced buyers often assess the stone’s overall brilliance and visual appeal. Clear, inclusion-free specimens command significantly higher prices in this weight category.

What color characteristics are most valuable in 4.0 carat aquamarines? 

The most valuable 4 carat aquamarines display a pure, intense blue color reminiscent of tropical seawater. Stones with minimal greenish undertones and maximum color saturation command premium prices in the market. Origin often influences color characteristics, with Brazilian specimens typically showing the most coveted blue hues. Cost increases exponentially with color quality, making it the most significant value factor in these precious stones.

How does the cut affect the value of a four-carat aquamarine? 

The cut of a 4.0 carat aquamarine significantly impacts both its beauty and worth. Expertly cut stones maximize the gem’s natural color while ensuring optimal light performance and brilliance. Step cuts like emerald and cushion shapes often showcase aquamarine’s exceptional clarity, while brilliant cuts emphasize sparkle. Buying a properly proportioned stone ensures you’re getting real value, as poorly cut specimens appear smaller and less brilliant despite their actual weight.