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Marquise|Lab Grown|IGI

1.21ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG795629390

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG795629390

Diamond specifications and retailer prices

From $420 NZD
As of November 4, 2026
Save $3,618 NZD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,038 NZD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown marquise diamond

This 1.21ct 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 LG795629390 or 795629390. Listed at 15 retailers as of November 4, 2026, with prices from $420 to $4,038, a $3,618 spread on the same certified stone. Do Amore Diamonds lists it at $4,038. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795629390
Dimensions11.00 × 5.35 × 3.46 mm
L/W Ratio2.06
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
11.00 mm5.35 mm1.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795629390
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
A+
Exceptional
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: $4,038 NZD|Low: $411 NZD|High: $4,109 NZD|Avg: $1,749 NZD|-1.7%
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
November 5, 2026
Retailer 13$420 NZD
Retailer 4$487 NZD
Retailer 2$587 NZD
Retailer 7$836 NZD
Retailer 15$881 NZD
Retailer 12$971 NZD
Retailer 6$1,087 NZD
Retailer 8$1,411 NZD
Retailer 14$1,681 NZD
Retailer 3$1,848 NZD
Retailer 9$2,304 NZD
Retailer 5$2,597 NZD
Retailer 10$3,001 NZD
Retailer 11$3,166 NZD
Do Amore Diamonds$4,038 NZD

40 data points across 15 retailers

15 retailers$420 NZD to $4,038 NZD

A+
Cheapest Retailer
-
$420 NZD
A
Retailer 2
-
$487 NZD
View
A
Retailer 3
-
$587 NZD
View
A
Retailer 4
-
$881 NZD
View
Retailer 5
-
$971 NZD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$1,087 NZD
View
B+
Retailer 7
-
$1,411 NZD
View
B+
Retailer 8
-
$1,681 NZD
View
B+
Retailer 9
-
$1,848 NZD
View
B+
Retailer 10
-
$2,304 NZD
View
Retailer 11
-
$2,597 NZD
View
Price last confirmed 8 days ago
Retailer 12
-
$2,597 NZD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$3,001 NZD
View
B
Retailer 14
-
$3,166 NZD
View
Most Expensive
B
Do Amore Diamonds
27-595A3E66E · Nov 5
$4,038 NZD
$2,270 USD
View
14 more retailers have this diamond
Prices start from $420 NZDSave up to $3,618 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+
1.21ct Marquise
$420 NZD