Round|Lab Grown|IGI

1.05ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG842612790

Shape and cutting style on the report: Round brilliant

Certificate IGI LG842612790

Diamond specifications and retailer prices

From $187 USD
As of October 29, 2026
Save $900 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,087 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct 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 LG842612790 or 842612790. Listed at 18 retailers as of October 29, 2026, with prices from $187 to $1,087, a $900 spread on the same certified stone. MOH London lists it at $1,087. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842612790
Dimensions6.50 × 6.52 × 4.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.50 mm6.52 mm1.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842612790
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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: Oct 29
Current: $1,087 USD|Low: $187 USD|High: $1,087 USD|Avg: $521 USD
MOH London
Retailer 2
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Retailer 7
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Retailer 18
October 30, 2026
Retailer 4$187 USD
Retailer 16$216 USD
Retailer 14$231 USD
Retailer 18$231 USD
Retailer 5$326 USD
Retailer 11$396 USD
Retailer 12$397 USD
Retailer 9$406 USD
Retailer 6$410 USD
Retailer 2$425 USD
Retailer 7$471 USD
Retailer 15$560 USD
Retailer 13$564 USD
Retailer 3$744 USD
Retailer 17$746 USD
Retailer 8$798 USD
Retailer 10$839 USD
MOH London$1,087 USD

14 data points across 18 retailers

18 retailers$187 USD to $1,087 USD

A
Cheapest Retailer
-
$187 USD
A
Retailer 2
-
$216 USD
View
A
Retailer 3
-
$231 USD
View
A
Retailer 4
-
$231 USD
View
A
Retailer 5
-
$326 USD
View
A
Retailer 6
-
$396 USD
€377 EUR
View
B+
Retailer 7
-
$397 USD
ZAR 6,417 ZAR
View
B+
Retailer 8
-
$406 USD
View
Retailer 9
-
$410 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$425 USD
£335 GBP
View
B+
Retailer 11
-
$471 USD
View
B+
Retailer 12
-
$560 USD
View
B+
Retailer 13
-
$564 USD
A$868 AUD
View
B
Retailer 14
-
$744 USD
View
B
Retailer 15
-
$746 USD
View
B
Retailer 16
-
$798 USD
View
B
Retailer 17
-
$839 USD
View
Most Expensive
B
MOH London
LG842612790 · Oct 29
$1,087 USD
£856 GBP
View
17 more retailers have this diamond
Prices start from $187 USDSave up to $900 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
1.05ct Round
$187 USD