Round|Lab Grown|IGI

1.05ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG846647452

Shape and cutting style on the report: Round brilliant

Certificate IGI LG846647452

Diamond specifications and retailer prices

From $250 USD
As of November 1, 2026
Save $398 USD (61%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $871 USD at MOH London · As of October 26, 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 LG846647452 or 846647452. Listed at 9 retailers as of October 27, 2026, with a 159% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846647452
Dimensions6.55 × 6.52 × 3.97 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
6.55 mm6.52 mm1.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG846647452
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.9%

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: Nov 1
Current: $871 USD|Low: $250 USD|High: $875 USD|Avg: $466 USD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$250 USD
Retailer 8$316 USD
Retailer 5$321 USD
Retailer 4$322 USD
Retailer 3$410 USD
Retailer 2$467 USD
Retailer 6$510 USD
Retailer 9$648 USD
MOH London$871 USD

8 data points across 9 retailers

9 retailers$250 USD to $648 USD

B+
Cheapest Retailer
-
$250 USD
A
Retailer 2
-
$316 USD
ZAR 5,110 ZAR
View
A
Retailer 3
-
$321 USD
€306 EUR
View
A
Retailer 4
-
$322 USD
View
B+
Retailer 5
-
$410 USD
View
B+
Retailer 6
-
$467 USD
View
B+
Retailer 7
-
$510 USD
View
B
Retailer 8
-
$648 USD
View
Most Expensive
MOH London
LG846647452 · Oct 26
$871 USD
£686 GBP
View
Price last confirmed 7 days ago
8 more retailers have this diamond
Prices start from $250 USDSave up to $398 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
$250 USD