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Marquise|Lab Grown|IGI

1.25ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG833685342

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833685342

Diamond specifications and retailer prices

From $311 SGD
As of November 4, 2026
Save $2,667 SGD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,978 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore 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 LG833685342 or 833685342. Listed at 14 retailers as of November 4, 2026, with prices from $311 to $2,978, a $2,667 spread on the same certified stone. Do Amore Diamonds lists it at $2,978. 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 angle31.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833685342
Dimensions11.01 × 5.74 × 3.42 mm
L/W Ratio1.92
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
11.01 mm5.74 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833685342
Side View
Table 58.0%Crown 31.9°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 59.6%

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: $2,978 SGD|Low: $304 SGD|High: $12,893 SGD|Avg: $2,142 SGD|-2.1%
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
Retailer 16
November 3, 2026
Retailer 11$311 SGD
Retailer 16$360 SGD
Retailer 7$607 SGD
Retailer 13$649 SGD
Retailer 15$713 SGD
Retailer 5$831 SGD
Retailer 6$990 SGD
Retailer 2$1,044 SGD
Retailer 12$1,243 SGD
Retailer 14$1,367 SGD
Retailer 9$1,703 SGD
Retailer 3$1,930 SGD
Retailer 4$2,247 SGD
Retailer 10$2,351 SGD
Do Amore Diamonds$2,978 SGD
Retailer 8$12,893 SGD

27 data points across 16 retailers

14 retailers$311 SGD to $2,978 SGD

A+
Cheapest Retailer
-
$311 SGD
A
Retailer 2
-
$360 SGD
View
A
Retailer 3
-
$649 SGD
View
Retailer 4
-
$713 SGD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$831 SGD
View
A
Retailer 6
-
$990 SGD
View
A
Retailer 7
-
$1,044 SGD
View
B+
Retailer 8
-
$1,243 SGD
View
B+
Retailer 9
-
$1,367 SGD
View
B+
Retailer 10
-
$1,703 SGD
View
Retailer 11
-
$1,930 SGD
View
Price last confirmed 8 days ago
Retailer 12
-
$2,247 SGD
View
Price last confirmed 28 days ago
B+
Retailer 13
-
$2,351 SGD
View
Most Expensive
B
Do Amore Diamonds
27-69F246657 · Nov 4
$2,978 SGD
$2,330 USD
View
13 more retailers have this diamond
Prices start from $311 SGDSave up to $2,667 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
$311 SGD