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Marquise|Lab Grown|IGI

1.54ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG677520629

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG677520629

Diamond specifications and retailer prices

From $1,020 NZD
$575 USD
As of October 30, 2026
Save $8,029 NZD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,049 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown marquise diamond

This 1.54ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG677520629 or 677520629. Listed at 19 retailers as of October 30, 2026, with prices from $1,020 to $9,049, a $8,029 spread on the same certified stone. Do Amore Diamonds lists it at $9,049. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677520629
Dimensions11.70 × 6.11 × 3.75 mm
L/W Ratio1.91
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
11.70 mm6.11 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677520629
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.4%

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: Oct 30
Current: $9,049 NZD|Low: $999 NZD|High: $10,184 NZD|Avg: $3,306 NZD|-11.1%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 9
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Retailer 11
Retailer 12
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Retailer 18
Retailer 19
October 31, 2026
Retailer 17$1,020 NZD
Retailer 6$1,143 NZD
Retailer 11$1,302 NZD
Retailer 2$1,464 NZD
Retailer 14$1,480 NZD
Retailer 19$1,485 NZD
Retailer 10$1,599 NZD
Retailer 18$1,946 NZD
Retailer 15$2,172 NZD
Retailer 7$2,373 NZD
Retailer 3$3,137 NZD
Retailer 12$3,251 NZD
Retailer 5$3,547 NZD
Retailer 4$3,671 NZD
Retailer 8$4,711 NZD
Retailer 13$4,879 NZD
Retailer 16$5,530 NZD
Retailer 9$6,242 NZD
Do Amore Diamonds$9,049 NZD

36 data points across 19 retailers

19 retailers$1,020 NZD to $9,049 NZD

A+
Cheapest Retailer
-
$1,020 NZD
$575 USD
A
Retailer 2
-
$1,143 NZD
$644 USD
View
A
Retailer 3
-
$1,302 NZD
$734 USD
View
Final sale: no returns
A
Retailer 4
-
$1,464 NZD
$825 USD
View
A
Retailer 5
-
$1,480 NZD
£657 GBP
View
A
Retailer 6
-
$1,485 NZD
$837 USD
View
A
Retailer 7
-
$1,599 NZD
$901 USD
View
A
Retailer 8
-
$1,946 NZD
$1,097 USD
View
A
Retailer 9
-
$2,172 NZD
€1,166 EUR
View
A
Retailer 10
-
$2,373 NZD
A$2,058 AUD
View
B+
Retailer 11
-
$3,137 NZD
$1,768 USD
View
B+
Retailer 12
-
$3,251 NZD
A$2,819 AUD
View
B+
Retailer 13
-
$3,547 NZD
$1,999 USD
View
B+
Retailer 14
-
$3,671 NZD
$2,069 USD
View
B+
Retailer 15
-
$4,711 NZD
$2,655 USD
View
B+
Retailer 16
-
$4,879 NZD
$2,750 USD
View
B+
Retailer 17
-
$5,530 NZD
£2,454 GBP
View
Retailer 18
-
$6,242 NZD
A$5,412 AUD
View
Price last confirmed 24 days ago
Most Expensive
B
Do Amore Diamonds
27-873573FCA · Oct 30
$9,049 NZD
$5,100 USD
View
18 more retailers have this diamond
Prices start from $1,020 NZDSave up to $8,029 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+
1.54ct Marquise
$1,020 NZD