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Round|Lab Grown|IGI

1.16ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG436074892

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436074892

Diamond specifications and retailer prices

From $830 USD
As of October 29, 2026
Save $3,999 USD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,829 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.16ct lab-grown round diamond

This 1.16ct 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 LG436074892 or 436074892. Listed at 12 retailers as of October 29, 2026, with prices from $830 to $4,829, a $3,999 spread on the same certified stone. MOH London lists it at $4,829. 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

1.16
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436074892
Dimensions6.79 × 6.82 × 4.08 mm
L/W Ratio1.00
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
6.79 mm6.82 mm1.16 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436074892
Side View
Table 59.5%Crown 31.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.9%

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 29
Current: $4,829 USD|Low: $830 USD|High: $4,868 USD|Avg: $2,121 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
October 29, 2026
Retailer 5$830 USD
Retailer 4$1,289 USD
Retailer 9$1,443 USD
Retailer 6$1,495 USD
Retailer 8$1,495 USD
Retailer 10$1,665 USD
Retailer 11$2,049 USD
Retailer 7$2,366 USD
Retailer 2$2,557 USD
Retailer 3$2,787 USD
MOH London$4,829 USD

20 data points across 11 retailers

12 retailers$830 USD to $4,829 USD

A
Cheapest Retailer
-
$830 USD
A
Retailer 2
-
$1,289 USD
View
B+
Retailer 3
-
$1,402 USD
View
B+
Retailer 4
-
$1,443 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,495 USD
View
Retailer 6
-
$1,495 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$1,665 USD
View
B
Retailer 8
-
$2,366 USD
View
B
Retailer 9
-
$2,557 USD
€2,435 EUR
View
B
Retailer 10
-
$2,787 USD
View
B
Retailer 11
-
$2,802 USD
View
Most Expensive
B
MOH London
LG436074892 · Oct 29
$4,829 USD
£3,802 GBP
View
11 more retailers have this diamond
Prices start from $830 USDSave up to $3,999 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
1.16ct Round
$830 USD