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Round|Lab Grown|IGI

1.12ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG468171032

Shape and cutting style on the report: Round brilliant

Certificate IGI LG468171032

Diamond specifications and retailer prices

From $800 USD
As of October 29, 2026
Save $3,848 USD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,648 USD at MOH London · As of October 27, 2026
View at MOH London

About this 1.12ct lab-grown round diamond

This 1.12ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG468171032 or 468171032. Listed at 12 retailers as of October 27, 2026, with prices from $800 to $4,648, a $3,848 spread on the same certified stone. MOH London lists it at $4,648. 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

1.12
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG468171032
Dimensions6.72 × 6.76 × 4.08 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
6.72 mm6.76 mm1.12 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG468171032
Side View
Table 55.5%Crown 32.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.5%

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 29
Current: $4,648 USD|Low: $800 USD|High: $4,704 USD|Avg: $2,220 USD|-0.9%
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 29, 2026
Retailer 6$800 USD
Retailer 5$1,245 USD
Retailer 10$1,394 USD
Retailer 7$1,445 USD
Retailer 9$1,445 USD
Retailer 11$1,615 USD
Retailer 12$2,018 USD
Retailer 8$2,288 USD
Retailer 2$2,472 USD
Retailer 3$2,767 USD
Retailer 4$4,136 USD
MOH London$4,648 USD

19 data points across 12 retailers

12 retailers$800 USD to $4,648 USD

A
Cheapest Retailer
-
$800 USD
B+
Retailer 2
-
$1,245 USD
View
B+
Retailer 3
-
$1,355 USD
View
B+
Retailer 4
-
$1,394 USD
View
Final sale: no returns
Retailer 5
-
$1,445 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$1,445 USD
View
B+
Retailer 7
-
$1,615 USD
View
B
Retailer 8
-
$2,288 USD
View
B
Retailer 9
-
$2,472 USD
€2,354 EUR
View
B
Retailer 10
-
$2,708 USD
View
B
Retailer 11
-
$2,767 USD
View
Most Expensive
B
MOH London
LG468171032 · Oct 27
$4,648 USD
£3,660 GBP
View
11 more retailers have this diamond
Prices start from $800 USDSave up to $3,848 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
1.12ct Round
$800 USD