CaratHunter
Plans
Marquise|Lab Grown|IGI

1.22ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG625448677

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG625448677

Diamond specifications and retailer prices

From $608 NZD
As of November 4, 2026
Save $3,021 NZD (83%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,629 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG625448677 or 625448677. Listed at 25 retailers as of November 4, 2026, with prices from $608 to $3,629, a $3,021 spread on the same certified stone. Brilliant Earth lists it at $3,629. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625448677
Dimensions11.47 × 5.44 × 3.40 mm
L/W Ratio2.11
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
11.47 mm5.44 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625448677
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.5%

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 4
Current: $3,629 NZD|Low: $608 NZD|High: $4,696 NZD|Avg: $2,071 NZD|-22.7%
Brilliant Earth
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
Retailer 23
Retailer 24
Retailer 25
November 5, 2026
Retailer 25$608 NZD
Retailer 24$680 NZD
Retailer 8$704 NZD
Retailer 19$754 NZD
Retailer 23$865 NZD
Retailer 22$987 NZD
Retailer 5$1,067 NZD
Retailer 20$1,338 NZD
Retailer 18$1,386 NZD
Retailer 2$1,443 NZD
Retailer 15$1,517 NZD
Retailer 12$1,697 NZD
Retailer 10$1,718 NZD
Retailer 16$1,859 NZD
Retailer 4$2,209 NZD
Retailer 3$2,423 NZD
Retailer 11$2,498 NZD
Retailer 7$2,533 NZD
Retailer 17$2,713 NZD
Retailer 9$2,884 NZD
Retailer 6$2,926 NZD
Retailer 21$3,010 NZD
Retailer 14$3,230 NZD
Retailer 13$3,369 NZD
Brilliant Earth$3,629 NZD

28 data points across 25 retailers

25 retailers$608 NZD to $3,629 NZD

A
Cheapest Retailer
-
$608 NZD
A
Retailer 2
-
$680 NZD
View
Final sale: no returns
A
Retailer 3
-
$704 NZD
View
A
Retailer 4
-
$754 NZD
View
A
Retailer 5
-
$865 NZD
View
A
Retailer 6
-
$987 NZD
View
A
Retailer 7
-
$1,067 NZD
View
A
Retailer 8
-
$1,338 NZD
View
B+
Retailer 9
-
$1,386 NZD
View
B+
Retailer 10
-
$1,443 NZD
View
Retailer 11
-
$1,517 NZD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$1,697 NZD
View
B+
Retailer 13
-
$1,718 NZD
View
B+
Retailer 14
-
$1,859 NZD
View
B+
Retailer 15
-
$2,209 NZD
View
B
Retailer 16
-
$2,423 NZD
View
B
Retailer 17
-
$2,498 NZD
View
B
Retailer 18
-
$2,533 NZD
View
Retailer 19
-
$2,713 NZD
View
Price last confirmed 8 days ago
B
Retailer 20
-
$2,884 NZD
View
B
Retailer 21
-
$2,926 NZD
View
B
Retailer 22
-
$3,010 NZD
View
B
Retailer 23
-
$3,230 NZD
View
B
Retailer 24
-
$3,369 NZD
View
Most Expensive
B
Brilliant Earth
9771282A · Nov 4
$3,629 NZD
$2,040 USD
View
24 more retailers have this diamond
Prices start from $608 NZDSave up to $3,021 NZD

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
$608 NZD