Asscher|Lab Grown|IGI

3.09ct F IF Asscher Lab Grown Diamond

EX • F/IF • IGI LG831606325

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG831606325

Diamond specifications and retailer prices

From $1,728 USD
As of November 4, 2026
Save $7,602 USD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,330 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.09ct lab-grown asscher diamond

This 3.09ct lab-grown asscher sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831606325 or 831606325. Listed at 18 retailers as of November 4, 2026, with prices from $1,728 to $9,330, a $7,602 spread on the same certified stone. Brilliant Earth lists it at $9,330. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.09
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831606325
Dimensions8.16 × 8.08 × 5.20 mm
L/W Ratio1.01
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.16 mm8.08 mm3.09 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831606325
Side View
Table 63.0%Crown 33.4°Girdle: MediumPavilion 40.3°Culet: NoneDepth 64.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $9,330 USD|Low: $1,728 USD|High: $9,330 USD|Avg: $4,164 USD
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 11
Retailer 12
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Retailer 18
November 5, 2026
Retailer 5$1,728 USD
Retailer 4$1,960 USD
Retailer 12$1,966 USD
Retailer 2$2,506 USD
Retailer 15$2,560 USD
Retailer 3$2,826 USD
Retailer 14$2,865 USD
Retailer 8$3,264 USD
Retailer 17$4,043 USD
Retailer 13$4,170 USD
Retailer 18$4,328 USD
Retailer 11$4,601 USD
Retailer 10$4,990 USD
Retailer 16$5,114 USD
Retailer 7$5,635 USD
Retailer 6$5,984 USD
Retailer 9$6,293 USD
Brilliant Earth$9,330 USD

42 data points across 18 retailers

18 retailers$1,728 USD to $9,330 USD

A
Cheapest Retailer
-
$1,728 USD
Final sale: no returns
A
Retailer 2
-
$1,960 USD
View
A
Retailer 3
-
$1,966 USD
View
A
Retailer 4
-
$2,506 USD
View
A
Retailer 5
-
$2,560 USD
View
Retailer 6
-
$2,826 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$2,865 USD
View
A
Retailer 8
-
$3,264 USD
View
B+
Retailer 9
-
$4,043 USD
View
B+
Retailer 10
-
$4,170 USD
View
B+
Retailer 11
-
$4,328 USD
View
B+
Retailer 12
-
$4,601 USD
View
Retailer 13
-
$4,990 USD
View
Price last confirmed 28 days ago
B+
Retailer 14
-
$5,114 USD
View
Retailer 15
-
$5,635 USD
View
Price last confirmed 17 days ago
B
Retailer 16
-
$5,984 USD
View
B
Retailer 17
-
$6,293 USD
View
Most Expensive
B
Brilliant Earth
22465058A · Nov 4
$9,330 USD
View
17 more retailers have this diamond
Prices start from $1,728 USDSave up to $7,602 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.09ct Asscher
$1,728 USD