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Round|Lab Grown|IGI

3.00ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG476158065

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476158065

Diamond specifications and retailer prices

From $1,680 USD
As of October 30, 2026
Save $12,953 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $14,633 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown round diamond

This 3ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG476158065 or 476158065. Listed at 11 retailers as of October 29, 2026, with prices from $1,680 to $14,633, a $12,953 spread on the same certified stone. MOH London lists it at $14,633. 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

3.00
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476158065
Dimensions9.41 × 9.37 × 5.47 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeVery Small
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
9.41 mm9.37 mm3.00 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476158065
Side View
Table 63.0%Crown 33.8°Girdle: MED-STKPavilion 40.2°Culet: Very SmallDepth 58.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $14,633 USD|Low: $1,680 USD|High: $14,750 USD|Avg: $7,929 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 2$1,680 USD
Retailer 7$6,166 USD
Retailer 10$6,462 USD
Retailer 12$6,905 USD
Retailer 3$7,140 USD
Retailer 8$7,153 USD
Retailer 13$7,153 USD
Retailer 4$7,599 USD
Retailer 11$8,491 USD
Retailer 6$8,505 USD
Retailer 5$9,215 USD
Retailer 9$11,037 USD
MOH London$14,633 USD

19 data points across 13 retailers

11 retailers$1,680 USD to $14,633 USD

A
Cheapest Retailer
-
$1,680 USD
B
Retailer 2
-
$6,166 USD
View
B
Retailer 3
-
$6,462 USD
View
B
Retailer 4
-
$6,905 USD
View
Final sale: no returns
B
Retailer 5
-
$7,140 USD
View
Retailer 6
-
$7,153 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$7,153 USD
View
B
Retailer 8
-
$8,491 USD
View
B
Retailer 9
-
$8,505 USD
View
B
Retailer 10
-
$11,037 USD
View
Most Expensive
B
MOH London
LG476158065 · Oct 29
$14,633 USD
£11,522 GBP
View
10 more retailers have this diamond
Prices start from $1,680 USDSave up to $12,953 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
3.00ct Round
$1,680 USD