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Round|Lab Grown|IGI

1.90ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG499107996

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499107996

Diamond specifications and retailer prices

From $1,090 USD
As of October 31, 2026
Save $4,447 USD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,537 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.9ct lab-grown round diamond

This 1.9ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499107996 or 499107996. Listed at 10 retailers as of October 29, 2026, with prices from $1,090 to $5,537, a $4,447 spread on the same certified stone. MOH London lists it at $5,537. 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

1.90
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499107996
Dimensions7.89 × 7.83 × 4.95 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
7.89 mm7.83 mm1.90 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499107996
Side View
Table 55.5%Crown 36°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.9%

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 31
Current: $5,537 USD|Low: $1,090 USD|High: $5,580 USD|Avg: $2,717 USD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2$1,090 USD
Retailer 6$1,662 USD
Retailer 9$1,809 USD
Retailer 3$1,856 USD
Retailer 11$1,861 USD
Retailer 7$1,928 USD
Retailer 12$2,594 USD
Retailer 8$3,031 USD
Retailer 5$3,325 USD
Retailer 10$3,614 USD
Retailer 4$4,317 USD
MOH London$5,537 USD

18 data points across 12 retailers

10 retailers$1,090 USD to $5,537 USD

A
Cheapest Retailer
-
$1,090 USD
B+
Retailer 2
-
$1,662 USD
View
B+
Retailer 3
-
$1,809 USD
View
B+
Retailer 4
-
$1,861 USD
View
Final sale: no returns
Retailer 5
-
$1,928 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$1,928 USD
View
B
Retailer 7
-
$3,031 USD
View
B
Retailer 8
-
$3,325 USD
View
B
Retailer 9
-
$3,614 USD
View
Most Expensive
B
MOH London
LG499107996 · Oct 29
$5,537 USD
£4,360 GBP
View
9 more retailers have this diamond
Prices start from $1,090 USDSave up to $4,447 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
1.90ct Round
$1,090 USD