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Round|Lab Grown|IGI

3.07ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG628472161

Shape and cutting style on the report: Round brilliant

Certificate IGI LG628472161

Diamond specifications and retailer prices

From $1,243 USD
As of November 5, 2026
Save $403 USD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,646 USD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.07ct lab-grown round diamond

This 3.07ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG628472161 or 628472161. Listed at 3 retailers as of November 5, 2026, with prices from $1,243 to $1,646, a $403 spread on the same certified stone. The Diamond Guys lists it at $1,646. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.07
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628472161
Dimensions9.26 × 9.20 × 5.81 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.26 mm9.20 mm3.07 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628472161
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: $350 USD|Low: $249 USD|High: $2,870 USD|Avg: $1,226 USD|+36.2%
Retailer 1
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
The Diamond Guys
September 19, 2026
Retailer 1$350 USD
Retailer 12$383 USD
Retailer 7$388 USD
Retailer 10$538 USD
Retailer 11$606 USD
Retailer 8$659 USD
Retailer 9$684 USD
Retailer 2$945 USD
Retailer 13$945 USD
Retailer 3$1,050 USD
Retailer 14$1,079 USD
Retailer 4$1,243 USD
The Diamond Guys$1,646 USD
Retailer 6$1,869 USD
Retailer 5$2,620 USD

68 data points across 15 retailers

3 retailers$1,243 USD to $1,646 USD

Retailer 1
-
$383 USD
Price last confirmed 51 days ago
B+
Retailer 2
-
$1,243 USD
View
Most Expensive
B
The Diamond Guys
1954434419 · Nov 6
$1,646 USD
View
2 more retailers have this diamond
Prices start from $1,243 USDSave up to $403 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.

B+
3.07ct Round
$1,243 USD