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Marquise|Lab Grown|IGI

1.03ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG823635193

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823635193

Diamond specifications and retailer prices

From $248 SGD
As of November 4, 2026
Save $1,251 SGD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,402 SGD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823635193 or 823635193. Listed at 23 retailers as of November 4, 2026, with a 505% 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

1.03
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823635193
Dimensions10.68 × 5.30 × 3.25 mm
L/W Ratio2.02
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
10.68 mm5.30 mm1.03 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823635193
Side View
Table 59.0%Crown 34.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.3%

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: $553 SGD|Low: $248 SGD|High: $1,499 SGD|Avg: $753 SGD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 20
November 5, 2026
Retailer 6$248 SGD
Retailer 11$277 SGD
Retailer 5$288 SGD
Retailer 9$307 SGD
Retailer 2$342 SGD
Retailer 14$349 SGD
Retailer 7$422 SGD
Retailer 4$521 SGD
Retailer 18$529 SGD
Retailer 1$553 SGD
Retailer 17$749 SGD
Retailer 16$755 SGD
Retailer 3$836 SGD
Retailer 10$988 SGD
Retailer 19$1,035 SGD
Retailer 13$1,056 SGD
Retailer 12$1,150 SGD
Retailer 20$1,187 SGD
Retailer 15$1,435 SGD
Retailer 8$1,499 SGD

32 data points across 20 retailers

23 retailers$248 SGD to $1,499 SGD

A
Cheapest Retailer
-
$248 SGD
A
Retailer 2
-
$277 SGD
View
Final sale: no returns
A
Retailer 3
-
$288 SGD
View
Retailer 4
-
$307 SGD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$307 SGD
View
A
Retailer 6
-
$342 SGD
View
A
Retailer 7
-
$349 SGD
View
A
Retailer 8
-
$422 SGD
View
Retailer 9
-
$521 SGD
View
Price last confirmed 11 days ago
A
Retailer 10
-
$529 SGD
View
A
Retailer 11
-
$553 SGD
View
A
Retailer 12
-
$564 SGD
View
B+
Retailer 13
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$749 SGD
View
B+
Retailer 14
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$755 SGD
View
B+
Retailer 15
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$836 SGD
View
B
Retailer 16
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$988 SGD
View
B
Retailer 17
-
$1,035 SGD
View
B
Retailer 18
-
$1,056 SGD
View
B+
Retailer 19
-
$1,150 SGD
View
Retailer 20
-
$1,187 SGD
View
Price last confirmed 7 days ago
B
Retailer 21
-
$1,435 SGD
View
B
Retailer 22
-
$1,499 SGD
View
Most Expensive
Queensmith
LG823635193 · Oct 27
$2,402 SGD
£1,480 GBP
View
Price last confirmed 8 days ago
22 more retailers have this diamond
Prices start from $248 SGDSave up to $1,251 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
1.03ct Marquise
$248 SGD