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Marquise|Lab Grown|IGI

1.29ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG829616519

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG829616519

Diamond specifications and retailer prices

From $498 SGD
$390 USD
As of November 2, 2026
Save $508 SGD (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,253 SGD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 1.29ct lab-grown marquise diamond

This 1.29ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG829616519 or 829616519. Listed at 7 retailers as of October 29, 2026, with a 102% 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

1.29
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829616519
Dimensions11.67 × 5.71 × 3.49 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.67 mm5.71 mm1.29 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG829616519
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
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 2
Current: $897 SGD|Low: $496 SGD|High: $1,037 SGD|Avg: $660 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5$498 SGD
Retailer 8$505 SGD
Retailer 4$517 SGD
Retailer 6$545 SGD
Retailer 7$585 SGD
Retailer 3$706 SGD
Retailer 1$897 SGD
Retailer 2$1,006 SGD
Retailer 9$1,037 SGD

13 data points across 9 retailers

7 retailers$498 SGD to $1,006 SGD

A
Cheapest Retailer
-
$498 SGD
$390 USD
A
Retailer 2
-
$517 SGD
$404 USD
View
A
Retailer 3
-
$545 SGD
$426 USD
View
B+
Retailer 4
-
$706 SGD
€526 EUR
View
B+
Retailer 5
-
$807 SGD
$631 USD
View
B+
Retailer 6
-
$1,006 SGD
A$1,210 AUD
View
Most Expensive
Brilliant Earth
21226054A · Oct 1
$1,253 SGD
$980 USD
View
Price last confirmed 32 days ago
6 more retailers have this diamond
Prices start from $498 SGDSave up to $508 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
1.29ct Marquise
$498 SGD