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Marquise|Lab Grown|IGI

1.00ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2 • IGI LG512205204

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG512205204

Diamond specifications and retailer prices

From $963 SGD
$753 USD
As of October 30, 2026
Save $844 SGD (47%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,468 SGD at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512205204 or 512205204. Listed at 13 retailers as of October 30, 2026, with a 88% 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

1.00
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205204
Dimensions10.54 × 5.15 × 3.25 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.54 mm5.15 mm1.00 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG512205204
Side View
Table 53.5%Crown 36°Girdle: THN-STKPavilion 38.7°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,468 SGD|Low: $923 SGD|High: $4,440 SGD|Avg: $1,966 SGD
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8$963 SGD
Retailer 3$1,047 SGD
Retailer 4$1,078 SGD
Retailer 10$1,116 SGD
Retailer 9$1,176 SGD
Retailer 7$1,342 SGD
Retailer 2$1,709 SGD
Retailer 12$1,806 SGD
Retailer 6$2,654 SGD
Retailer 11$3,137 SGD
Flawless Fine Jewelry$3,468 SGD
Retailer 5$4,405 SGD

41 data points across 12 retailers

13 retailers$963 SGD to $1,806 SGD

B+
Cheapest Retailer
-
$963 SGD
$753 USD
B
Retailer 2
-
$1,047 SGD
$819 USD
View
B
Retailer 3
-
$1,078 SGD
$843 USD
View
Final sale: no returns
B
Retailer 4
-
$1,116 SGD
$873 USD
View
Retailer 5
-
$1,116 SGD
$873 USD
View
Price last confirmed 14 days ago
B
Retailer 6
-
$1,176 SGD
$920 USD
View
B
Retailer 7
-
$1,342 SGD
$1,050 USD
View
B
Retailer 8
-
$1,709 SGD
£1,053 GBP
View
B
Retailer 9
-
$1,806 SGD
$1,413 USD
View
Retailer 10
-
$2,654 SGD
$2,076 USD
View
Price under review
Retailer 11
-
$3,137 SGD
$2,454 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
8CF638EE7 · Oct 31
$3,468 SGD
£2,136 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $963 SGDSave up to $844 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.

B+
1.00ct Marquise
$963 SGD