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Marquise|Lab Grown|IGI

1.25ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG801689971

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801689971

Diamond specifications and retailer prices

From $736 SGD
As of November 4, 2026
Save $1,666 SGD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,430 SGD at Novita Diamonds · As of October 5, 2026
View at Novita Diamonds

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 LG801689971 or 801689971. Listed at 14 retailers as of November 4, 2026, with a 226% 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

1.25
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801689971
Dimensions10.97 × 5.63 × 3.54 mm
L/W Ratio1.95
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
10.97 mm5.63 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801689971
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,430 SGD|Low: $736 SGD|High: $3,246 SGD|Avg: $1,690 SGD|+2.3%
Novita 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
November 5, 2026
Retailer 8$736 SGD
Retailer 10$782 SGD
Retailer 5$859 SGD
Retailer 4$951 SGD
Retailer 2$985 SGD
Retailer 13$1,110 SGD
Retailer 11$1,265 SGD
Retailer 14$1,369 SGD
Retailer 3$1,936 SGD
Retailer 12$1,982 SGD
Retailer 7$2,156 SGD
Retailer 6$2,387 SGD
Retailer 9$2,402 SGD
Novita Diamonds$2,430 SGD

44 data points across 14 retailers

14 retailers$736 SGD to $2,402 SGD

A
Cheapest Retailer
-
$736 SGD
A
Retailer 2
-
$782 SGD
View
A
Retailer 3
-
$859 SGD
View
A
Retailer 4
-
$951 SGD
View
A
Retailer 5
-
$985 SGD
View
A
Retailer 6
-
$1,110 SGD
View
A
Retailer 7
-
$1,265 SGD
View
B+
Retailer 8
-
$1,369 SGD
View
Retailer 9
-
$1,936 SGD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$1,982 SGD
View
B+
Retailer 11
-
$2,156 SGD
View
B
Retailer 12
-
$2,387 SGD
View
B
Retailer 13
-
$2,402 SGD
View
Most Expensive
Novita Diamonds
cert_801689971 · Oct 5
$2,430 SGD
A$2,926 AUD
View
Price last confirmed 30 days ago
13 more retailers have this diamond
Prices start from $736 SGDSave up to $1,666 SGD

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
$736 SGD