Radiant|Lab Grown|IGI

1.22ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG747581877

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG747581877

Diamond specifications and retailer prices

From $204 USD
As of October 31, 2026
Save $1,486 USD (88%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,690 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown radiant diamond

This 1.22ct lab-grown radiant 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 LG747581877 or 747581877. Listed at 16 retailers as of October 31, 2026, with prices from $204 to $1,690, a $1,486 spread on the same certified stone. Do Amore Diamonds lists it at $1,690. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747581877
Dimensions5.18 × 5.18 × 3.49 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.18 mm5.18 mm1.22 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747581877
Side View
Table 63.0%Crown 43.8°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 67.4%

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 31
Current: $1,690 USD|Low: $130 USD|High: $1,690 USD|Avg: $588 USD|+8.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 7$130 USD
Retailer 4$171 USD
Retailer 2$204 USD
Retailer 3$294 USD
Retailer 16$346 USD
Retailer 5$347 USD
Retailer 8$358 USD
Retailer 9$364 USD
Retailer 18$386 USD
Retailer 13$586 USD
Retailer 14$635 USD
Retailer 11$660 USD
Retailer 6$677 USD
Retailer 12$686 USD
Retailer 17$739 USD
Retailer 10$858 USD
Retailer 15$1,130 USD
Do Amore Diamonds$1,690 USD

24 data points across 18 retailers

16 retailers$204 USD to $1,690 USD

Retailer 1
-
$171 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$204 USD
View
Retailer 3
-
$294 USD
£231 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$346 USD
HK$2,700 HKD
View
A
Retailer 5
-
$347 USD
View
A
Retailer 6
-
$386 USD
View
B+
Retailer 7
-
$586 USD
A$902 AUD
View
Retailer 8
-
$635 USD
View
Price last confirmed 10 days ago
Retailer 9
-
$640 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$660 USD
View
B+
Retailer 11
-
$677 USD
View
B+
Retailer 12
-
$686 USD
A$1,056 AUD
View
B+
Retailer 13
-
$739 USD
View
Retailer 14
-
$750 USD
View
Price last confirmed 23 days ago
Retailer 15
-
$1,130 USD
£890 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-D30ED1776 · Oct 31
$1,690 USD
View
15 more retailers have this diamond
Prices start from $204 USDSave up to $1,486 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
1.22ct Radiant
$204 USD