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Round|Lab Grown|IGI

1.11ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG799635478

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799635478

Diamond specifications and retailer prices

From $150 USD
As of November 5, 2026
Save $720 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $870 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.11ct lab-grown round diamond

This 1.11ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG799635478 or 799635478. Listed at 17 retailers as of November 4, 2026, with prices from $150 to $870, a $720 spread on the same certified stone. MOH London lists it at $870. 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

1.11
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799635478
Dimensions6.64 × 6.70 × 4.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.64 mm6.70 mm1.11 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799635478
Side View
Table 56.0%Crown 33.6°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.6%

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: Nov 5
Current: $870 USD|Low: $149 USD|High: $912 USD|Avg: $407 USD|-4.3%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 14$150 USD
Retailer 13$174 USD
Retailer 7$186 USD
Retailer 9$318 USD
Retailer 4$342 USD
Retailer 8$350 USD
Retailer 11$350 USD
Retailer 3$353 USD
Retailer 2$412 USD
Retailer 10$430 USD
Retailer 15$434 USD
Retailer 6$599 USD
Retailer 12$633 USD
Retailer 5$654 USD
MOH London$870 USD

37 data points across 15 retailers

17 retailers$150 USD to $870 USD

A
Cheapest Retailer
-
$150 USD
A
Retailer 2
-
$174 USD
View
A
Retailer 3
-
$186 USD
View
Retailer 4
-
$193 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$318 USD
View
B+
Retailer 6
-
$342 USD
View
A
Retailer 7
-
$350 USD
View
A
Retailer 8
-
$350 USD
View
B+
Retailer 9
-
$353 USD
View
B+
Retailer 10
-
$412 USD
View
B+
Retailer 11
-
$430 USD
View
B+
Retailer 12
-
$434 USD
View
B+
Retailer 13
-
$481 USD
View
B
Retailer 14
-
$599 USD
View
B
Retailer 15
-
$633 USD
View
B
Retailer 16
-
$654 USD
View
Most Expensive
B
MOH London
LG799635478 · Nov 4
$870 USD
£685 GBP
View
16 more retailers have this diamond
Prices start from $150 USDSave up to $720 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
1.11ct Round
$150 USD