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Round|Lab Grown|IGI

1.05ct E VS1 Round Lab Grown Diamond

EX • E/VS1 • IGI LG818644776

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818644776

Diamond specifications and retailer prices

From $174 USD
As of October 29, 2026
Save $1,579 USD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,753 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818644776 or 818644776. Listed at 21 retailers as of October 27, 2026, with prices from $174 to $1,753, a $1,579 spread on the same certified stone. Queensmith lists it at $1,753. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644776
Dimensions6.52 × 6.56 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.52 mm6.56 mm1.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644776
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.8%

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: $361 USD|Low: $195 USD|High: $1,020 USD|Avg: $416 USD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10$195 USD
Retailer 2$202 USD
Retailer 9$292 USD
Retailer 1$361 USD
Retailer 5$370 USD
Retailer 3$385 USD
Retailer 4$401 USD
Retailer 6$526 USD
Retailer 7$542 USD
Retailer 8$1,013 USD

43 data points across 10 retailers

21 retailers$174 USD to $1,753 USD

A
Cheapest Retailer
-
$174 USD
A
Retailer 2
-
$195 USD
View
Final sale: no returns
A
Retailer 3
-
$202 USD
View
A
Retailer 4
-
$216 USD
View
A
Retailer 5
-
$216 USD
View
A
Retailer 6
-
$243 USD
HK$1,900 HKD
View
B+
Retailer 7
-
$292 USD
View
A
Retailer 8
-
$312 USD
View
A
Retailer 9
-
$361 USD
£284 GBP
View
B+
Retailer 10
-
$370 USD
ZAR 5,980 ZAR
View
B+
Retailer 11
-
$385 USD
£303 GBP
View
B+
Retailer 12
-
$401 USD
€382 EUR
View
B+
Retailer 13
-
$526 USD
A$809 AUD
View
B+
Retailer 14
-
$542 USD
View
B
Retailer 15
-
$591 USD
SGD 799 SGD
View
B
Retailer 16
-
$693 USD
View
B
Retailer 17
-
$713 USD
View
B
Retailer 18
-
$748 USD
View
B
Retailer 19
-
$1,013 USD
£798 GBP
View
B
Retailer 20
-
$1,110 USD
View
Most Expensive
B
Queensmith
LG818644776 · Oct 27
$1,753 USD
£1,380 GBP
View
20 more retailers have this diamond
Prices start from $174 USDSave up to $1,579 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
$174 USD