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Marquise|Lab Grown|IGI

1.25ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG762545368

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762545368

Diamond specifications and retailer prices

From $888 NZD
As of November 4, 2026
Save $7,603 NZD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,491 NZD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.25ct lab-grown marquise diamond

This 1.25ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762545368 or 762545368. Listed at 15 retailers as of November 4, 2026, with prices from $888 to $8,491, a $7,603 spread on the same certified stone. Diamond Quarter lists it at $8,491. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545368
Dimensions11.05 × 5.65 × 3.57 mm
L/W Ratio1.96
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
11.05 mm5.65 mm1.25 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545368
Side View
Table 55.0%Crown 36.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.2%

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: $1,509 NZD|Low: $888 NZD|High: $4,020 NZD|Avg: $2,357 NZD|-4.9%
Retailer 1
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
November 5, 2026
Retailer 9$888 NZD
Retailer 10$1,089 NZD
Retailer 7$1,372 NZD
Retailer 6$1,409 NZD
Retailer 1$1,509 NZD
Retailer 4$1,551 NZD
Retailer 14$1,734 NZD
Retailer 12$1,761 NZD
Retailer 13$2,551 NZD
Retailer 5$2,731 NZD
Retailer 11$2,953 NZD
Retailer 8$3,001 NZD
Retailer 3$3,291 NZD
Retailer 2$3,307 NZD

45 data points across 14 retailers

15 retailers$888 NZD to $8,491 NZD

A
Cheapest Retailer
-
$888 NZD
A
Retailer 2
-
$1,089 NZD
View
A
Retailer 3
-
$1,372 NZD
View
A
Retailer 4
-
$1,409 NZD
View
A
Retailer 5
-
$1,509 NZD
View
Retailer 6
-
$1,551 NZD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$1,734 NZD
View
A
Retailer 8
-
$1,761 NZD
View
B+
Retailer 9
-
$2,551 NZD
View
Retailer 10
-
$2,731 NZD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$2,953 NZD
View
B+
Retailer 12
-
$3,001 NZD
View
B
Retailer 13
-
$3,291 NZD
View
B
Retailer 14
-
$3,307 NZD
View
Most Expensive
B
Diamond Quarter
1.25IFDLG8215D8N · Nov 5
$8,491 NZD
£3,758 GBP
View
14 more retailers have this diamond
Prices start from $888 NZDSave up to $7,603 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
1.25ct Marquise
$888 NZD