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Round|Lab Grown|IGI

3.17ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG790623080

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790623080

Diamond specifications and retailer prices

From $1,320 USD
As of November 1, 2026
Save $8,930 USD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $10,250 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.17ct lab-grown round diamond

This 3.17ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790623080 or 790623080. Listed at 24 retailers as of November 1, 2026, with prices from $1,320 to $10,250, a $8,930 spread on the same certified stone. Brilliant Earth lists it at $10,250. 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

3.17
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790623080
Dimensions9.46 × 9.51 × 5.75 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.46 mm9.51 mm3.17 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790623080
Side View
Table 59.0%Crown 34.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
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 1
Current: $10,250 USD|Low: $1,268 USD|High: $11,650 USD|Avg: $3,123 USD|-12.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 3$1,320 USD
Retailer 18$1,437 USD
Retailer 7$1,532 USD
Retailer 11$1,532 USD
Retailer 16$1,671 USD
Retailer 12$2,151 USD
Retailer 8$2,252 USD
Retailer 17$2,255 USD
Retailer 2$2,339 USD
Retailer 10$2,508 USD
Retailer 13$2,755 USD
Retailer 5$2,871 USD
Retailer 14$3,557 USD
Retailer 6$3,766 USD
Retailer 9$3,830 USD
Retailer 19$4,457 USD
Retailer 15$4,948 USD
Retailer 4$7,557 USD
Brilliant Earth$10,250 USD

39 data points across 19 retailers

24 retailers$1,320 USD to $10,250 USD

A
Cheapest Retailer
-
$1,320 USD
A
Retailer 2
-
$1,437 USD
View
Retailer 3
-
$1,532 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
$1,532 USD
View
A
Retailer 5
-
$1,671 USD
View
Final sale: no returns
A
Retailer 6
-
$1,824 USD
View
B+
Retailer 7
-
$2,151 USD
£1,694 GBP
View
B+
Retailer 8
-
$2,252 USD
View
B+
Retailer 9
-
$2,255 USD
View
B+
Retailer 10
-
$2,339 USD
€2,228 EUR
View
B+
Retailer 11
-
$2,505 USD
View
B+
Retailer 12
-
$2,508 USD
View
B+
Retailer 13
-
$2,755 USD
A$4,238 AUD
View
B+
Retailer 14
-
$2,871 USD
View
B+
Retailer 15
-
$3,557 USD
ZAR 57,460 ZAR
View
B+
Retailer 16
-
$3,766 USD
View
B
Retailer 17
-
$3,830 USD
View
B
Retailer 18
-
$4,457 USD
CA$6,191 CAD
View
B
Retailer 19
-
$4,769 USD
View
B+
Retailer 20
-
$4,948 USD
£3,896 GBP
View
B
Retailer 21
-
$5,380 USD
View
B
Retailer 22
-
$7,416 USD
View
B
Retailer 23
-
$7,557 USD
View
Most Expensive
B
Brilliant Earth
18622032A · Nov 2
$10,250 USD
View
23 more retailers have this diamond
Prices start from $1,320 USDSave up to $8,930 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
3.17ct Round
$1,320 USD