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Marquise|Lab Grown|IGI

1.21ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG825605300

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825605300

Diamond specifications and retailer prices

From $445 SGD
As of November 4, 2026
Save $1,893 SGD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,337 SGD at Do Amore Diamonds · As of November 4, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825605300 or 825605300. Listed at 15 retailers as of November 4, 2026, with prices from $445 to $2,337, a $1,893 spread on the same certified stone. Do Amore Diamonds lists it at $2,337. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825605300
Dimensions10.77 × 5.56 × 3.58 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.77 mm5.56 mm1.21 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825605300
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 64.4%

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: $2,337 SGD|Low: $309 SGD|High: $2,337 SGD|Avg: $854 SGD
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
November 4, 2026
Retailer 4$312 SGD
Retailer 2$445 SGD
Retailer 13$457 SGD
Retailer 12$471 SGD
Retailer 11$530 SGD
Retailer 7$815 SGD
Retailer 10$907 SGD
Retailer 3$945 SGD
Retailer 9$976 SGD
Retailer 5$1,031 SGD
Retailer 6$1,106 SGD
Retailer 8$1,337 SGD
Retailer 14$1,344 SGD
Do Amore Diamonds$2,337 SGD

36 data points across 14 retailers

15 retailers$445 SGD to $2,337 SGD

Retailer 1
-
$270 SGD
Price last confirmed 17 days ago
Retailer 2
-
$312 SGD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$445 SGD
View
A
Retailer 4
-
$457 SGD
View
A
Retailer 5
-
$471 SGD
View
A
Retailer 6
-
$530 SGD
View
B+
Retailer 7
-
$815 SGD
View
B+
Retailer 8
-
$907 SGD
View
Retailer 9
-
$945 SGD
View
Price last confirmed 15 days ago
B+
Retailer 10
-
$976 SGD
View
Retailer 11
-
$1,031 SGD
View
Price last confirmed 27 days ago
Retailer 12
-
$1,073 SGD
View
Price last confirmed 17 days ago
B
Retailer 13
-
$1,337 SGD
View
B
Retailer 14
-
$1,344 SGD
View
Most Expensive
B
Do Amore Diamonds
27-9B054F409 · Nov 4
$2,337 SGD
$1,830 USD
View
14 more retailers have this diamond
Prices start from $445 SGDSave up to $1,893 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
1.21ct Marquise
$445 SGD