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Round|Lab Grown|IGI

1.09ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG770644723

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770644723

Diamond specifications and retailer prices

From $184 USD
As of October 29, 2026
Save $887 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,071 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770644723 or 770644723. Listed at 17 retailers as of October 26, 2026, with prices from $184 to $1,071, a $887 spread on the same certified stone. MOH London lists it at $1,071. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770644723
Dimensions6.54 × 6.63 × 4.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.54 mm6.63 mm1.09 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770644723
Side View
Table 55.0%Crown 34.6°Girdle: MediumPavilion 41°Culet: NoneDepth 62.3%

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: $1,071 USD|Low: $184 USD|High: $1,082 USD|Avg: $546 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
Retailer 13
October 29, 2026
Retailer 9$184 USD
Retailer 11$229 USD
Retailer 4$345 USD
Retailer 6$393 USD
Retailer 12$402 USD
Retailer 10$420 USD
Retailer 2$422 USD
Retailer 13$471 USD
Retailer 7$558 USD
Retailer 8$776 USD
Retailer 3$811 USD
Retailer 5$960 USD
MOH London$1,071 USD

28 data points across 13 retailers

17 retailers$184 USD to $1,071 USD

A
Cheapest Retailer
-
$184 USD
A
Retailer 2
-
$214 USD
View
A
Retailer 3
-
$229 USD
View
A
Retailer 4
-
$229 USD
View
A
Retailer 5
-
$345 USD
View
A
Retailer 6
-
$393 USD
ZAR 6,341 ZAR
View
A
Retailer 7
-
$402 USD
View
Retailer 8
-
$420 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$422 USD
€402 EUR
View
B+
Retailer 10
-
$471 USD
View
B+
Retailer 11
-
$558 USD
A$858 AUD
View
B+
Retailer 12
-
$579 USD
View
B
Retailer 13
-
$735 USD
View
B
Retailer 14
-
$776 USD
View
B
Retailer 15
-
$789 USD
View
B
Retailer 16
-
$828 USD
View
Most Expensive
B
MOH London
LG770644723 · Oct 26
$1,071 USD
£843 GBP
View
16 more retailers have this diamond
Prices start from $184 USDSave up to $887 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
1.09ct Round
$184 USD