Emerald|Lab Grown|IGI

3.51ct G SI2 Emerald Lab Grown Diamond

VG • G/SI2 • IGI LG687553983

Shape and cutting style on the report: Emerald cut

Certificate IGI LG687553983

Diamond specifications and retailer prices

From $998 USD
As of October 26, 2026
Save $3,832 USD (79%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,830 USD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 3.51ct lab-grown emerald diamond

This 3.51ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG687553983 or 687553983. Listed at 9 retailers as of October 26, 2026, with prices from $998 to $4,830, a $3,832 spread on the same certified stone. Do Amore Diamonds lists it at $4,830. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
G
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687553983
Dimensions10.26 × 7.10 × 4.87 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
Pre-existing laser inscription on girdle. This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.. Indications of post-growth treatment.
Top View
10.26 mm7.10 mm3.51 ctG / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687553983
Side View
Table 68.0%Crown 35.3°Girdle: Slightly ThickPavilion 41.2°Culet: LargeDepth 68.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $4,830 USD|Low: $545 USD|High: $4,830 USD|Avg: $1,832 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 19, 2026
Retailer 2$568 USD
Retailer 7$636 USD
Retailer 9$998 USD
Retailer 8$1,084 USD
Retailer 10$1,297 USD
Retailer 6$1,747 USD
Retailer 4$1,955 USD
Retailer 3$2,044 USD
Retailer 5$3,078 USD
Do Amore Diamonds$4,830 USD

21 data points across 10 retailers

9 retailers$998 USD to $4,830 USD

Retailer 1
-
$568 USD
Price last confirmed 9 days ago
Retailer 2
-
$636 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
$998 USD
View
B+
Retailer 4
-
$1,084 USD
View
B
Retailer 5
-
$1,747 USD
View
Retailer 6
-
$1,955 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$2,044 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$3,078 USD
£2,424 GBP
View
Price last confirmed 11 days ago
Most Expensive
C
Do Amore Diamonds
7-1683636 · Oct 27
$4,830 USD
View
8 more retailers have this diamond
Prices start from $998 USDSave up to $3,832 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+
3.51ct Emerald
$998 USD