CaratHunter
Plans
Marquise|Lab Grown|IGI

1.22ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754508146

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508146

Diamond specifications and retailer prices

From $415 USD
As of October 30, 2026
Save $2,615 USD (86%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $3,030 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508146 or 754508146. Listed at 32 retailers as of October 29, 2026, with prices from $415 to $3,030, a $2,615 spread on the same certified stone. Do Amore Diamonds lists it at $3,030. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508146
Dimensions5.54 × 5.54 × 3.44 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
5.54 mm5.54 mm1.22 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508146
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.1%

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 30
Current: $3,030 USD|Low: $341 USD|High: $3,030 USD|Avg: $1,053 USD
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 5$341 USD
Retailer 11$396 USD
Retailer 14$415 USD
Retailer 15$418 USD
Retailer 22$497 USD
Retailer 19$575 USD
Retailer 10$614 USD
Retailer 7$660 USD
Retailer 16$756 USD
Retailer 18$803 USD
Retailer 2$845 USD
Retailer 20$928 USD
Retailer 13$1,139 USD
Retailer 3$1,241 USD
Retailer 6$1,359 USD
Retailer 9$1,502 USD
Retailer 21$1,580 USD
Retailer 4$1,639 USD
Retailer 8$1,650 USD
Retailer 12$1,739 USD
Retailer 17$1,835 USD
Do Amore Diamonds$3,030 USD

37 data points across 22 retailers

32 retailers$415 USD to $3,030 USD

Retailer 1
-
$341 USD
Price last confirmed 22 days ago
Retailer 2
-
$341 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$396 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$415 USD
View
Final sale: no returns
Retailer 5
-
$418 USD
View
Price last confirmed 32 days ago
Retailer 6
-
$423 USD
View
Price last confirmed 27 days ago
Retailer 7
-
$423 USD
View
Price last confirmed 20 days ago
Retailer 8
-
$497 USD
£391 GBP
View
Price last confirmed 14 days ago
A
Retailer 9
-
$575 USD
View
A
Retailer 10
-
$614 USD
HK$4,800 HKD
View
A
Retailer 11
-
$644 USD
View
A
Retailer 12
-
$660 USD
View
A
Retailer 13
-
$667 USD
View
A
Retailer 14
-
$756 USD
€720 EUR
View
B+
Retailer 15
-
$803 USD
ZAR 12,972 ZAR
View
B+
Retailer 16
-
$845 USD
£665 GBP
View
B+
Retailer 17
-
$928 USD
A$1,428 AUD
View
B+
Retailer 18
-
$1,074 USD
View
B+
Retailer 19
-
$1,139 USD
A$1,752 AUD
View
B
Retailer 20
-
$1,241 USD
View
Retailer 21
-
$1,359 USD
A$2,090 AUD
View
Price last confirmed 23 days ago
B
Retailer 22
-
$1,502 USD
View
Retailer 23
-
$1,502 USD
View
Price last confirmed 30 days ago
Retailer 24
-
$1,502 USD
View
Price last confirmed 20 days ago
B+
Retailer 25
-
$1,580 USD
View
B
Retailer 26
-
$1,639 USD
View
B
Retailer 27
-
$1,650 USD
View
B
Retailer 28
-
$1,658 USD
View
B
Retailer 29
-
$1,739 USD
View
B
Retailer 30
-
$1,768 USD
SGD 2,389 SGD
View
B
Retailer 31
-
$1,835 USD
£1,445 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5169192F8 · Oct 29
$3,030 USD
View
31 more retailers have this diamond
Prices start from $415 USDSave up to $2,615 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 Marquise
$415 USD