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Radiant|Lab Grown|IGI

3.17ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG611374368

Shape and cutting style on the report: Cut cornered square modified brilliant

Certificate IGI LG611374368

Diamond specifications and retailer prices

From $490 USD
As of October 31, 2026
Save $2,500 USD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,990 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.17ct lab-grown radiant diamond

This 3.17ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG611374368 or 611374368. Listed at 10 retailers as of October 31, 2026, with prices from $490 to $2,990, a $2,500 spread on the same certified stone. Brilliant Earth lists it at $2,990. 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
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG611374368
Dimensions8.32 × 8.06 × 5.58 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.32 mm8.06 mm3.17 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG611374368
Side View
Table 64.0%Crown 41.5°Girdle: MediumPavilion 39.3°Culet: NoneDepth 69.2%

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: Oct 31
Current: $2,990 USD|Low: $490 USD|High: $3,090 USD|Avg: $1,451 USD|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 9$490 USD
Retailer 6$625 USD
Retailer 3$782 USD
Retailer 4$827 USD
Retailer 8$1,585 USD
Retailer 5$1,691 USD
Retailer 7$1,727 USD
Retailer 11$1,779 USD
Retailer 10$1,953 USD
Retailer 2$1,995 USD
Brilliant Earth$2,990 USD

24 data points across 11 retailers

10 retailers$490 USD to $2,990 USD

A
Cheapest Retailer
-
$490 USD
Final sale: no returns
A
Retailer 2
-
$625 USD
View
A
Retailer 3
-
$827 USD
€788 EUR
View
B+
Retailer 4
-
$1,585 USD
£1,248 GBP
View
B+
Retailer 5
-
$1,691 USD
View
B+
Retailer 6
-
$1,727 USD
SGD 2,334 SGD
View
B
Retailer 7
-
$1,779 USD
View
B+
Retailer 8
-
$1,953 USD
View
B+
Retailer 9
-
$1,995 USD
£1,571 GBP
View
Most Expensive
B
Brilliant Earth
21390877A · Oct 31
$2,990 USD
View
9 more retailers have this diamond
Prices start from $490 USDSave up to $2,500 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 Radiant
$490 USD