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Marquise|Lab Grown|IGI

1.22ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG758511688

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG758511688

Diamond specifications and retailer prices

From $362 AUD
$254 USD
As of October 30, 2026
Save $1,633 AUD (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,217 AUD at Do Amore Diamonds · As of October 31, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758511688 or 758511688. Listed at 25 retailers as of October 29, 2026, with a 451% 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

1.22
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758511688
Dimensions11.34 × 5.48 × 3.46 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Top View
11.34 mm5.48 mm1.22 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758511688
Side View
Table 61.0%Crown 37.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.1%

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: $3,217 AUD|Low: $347 AUD|High: $3,488 AUD|Avg: $1,166 AUD|-7.8%
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
November 1, 2026
Retailer 4$347 AUD
Retailer 6$404 AUD
Retailer 3$448 AUD
Retailer 10$507 AUD
Retailer 7$599 AUD
Retailer 17$676 AUD
Retailer 15$850 AUD
Retailer 2$873 AUD
Retailer 18$911 AUD
Retailer 5$914 AUD
Retailer 12$1,140 AUD
Retailer 14$1,205 AUD
Retailer 16$1,378 AUD
Retailer 13$1,808 AUD
Retailer 9$1,828 AUD
Retailer 8$1,941 AUD
Retailer 11$1,994 AUD
Do Amore Diamonds$3,217 AUD

45 data points across 18 retailers

25 retailers$362 AUD to $1,994 AUD

Retailer 1
-
$347 AUD
$244 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$362 AUD
$254 USD
View
A
Retailer 3
-
$404 AUD
$284 USD
View
Final sale: no returns
Retailer 4
-
$420 AUD
$295 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
$448 AUD
$315 USD
View
Retailer 6
-
$448 AUD
$315 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
$448 AUD
$315 USD
View
A
Retailer 8
-
$507 AUD
$356 USD
View
A
Retailer 9
-
$599 AUD
$421 USD
View
A
Retailer 10
-
$676 AUD
$475 USD
View
B+
Retailer 11
-
$850 AUD
ZAR 9,650 ZAR
View
B+
Retailer 12
-
$873 AUD
£483 GBP
View
B+
Retailer 13
-
$911 AUD
$640 USD
View
B+
Retailer 14
-
$914 AUD
$642 USD
View
B+
Retailer 15
-
$1,140 AUD
View
B+
Retailer 16
-
$1,205 AUD
View
B
Retailer 17
-
$1,378 AUD
$968 USD
View
Retailer 18
-
$1,592 AUD
$1,118 USD
View
Price last confirmed 32 days ago
B
Retailer 19
-
$1,592 AUD
$1,118 USD
View
B
Retailer 20
-
$1,808 AUD
$1,270 USD
View
B
Retailer 21
-
$1,828 AUD
$1,284 USD
View
B
Retailer 22
-
$1,931 AUD
£1,068 GBP
View
B
Retailer 23
-
$1,941 AUD
$1,364 USD
View
B
Retailer 24
-
$1,994 AUD
£1,103 GBP
View
Most Expensive
Do Amore Diamonds
27-819244B67 · Oct 31
$3,217 AUD
$2,260 USD
View
Price under review
24 more retailers have this diamond
Prices start from $362 AUDSave up to $1,633 AUD

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
$362 AUD