Marquise|Lab Grown|IGI

1.29ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG845657339

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845657339

Diamond specifications and retailer prices

From $310 SGD
As of November 4, 2026
Save $344 SGD (53%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,009 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845657339 or 845657339. Listed at 3 retailers as of November 4, 2026, with a 111% 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845657339
Dimensions11.89 × 5.65 × 3.47 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm5.65 mm1.29 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845657339
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
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: $1,009 SGD|Low: $310 SGD|High: $1,009 SGD|Avg: $691 SGD|+6.8%
Rare Carat
Retailer 2
Retailer 3
November 5, 2026
Retailer 3$310 SGD
Retailer 2$654 SGD
Rare Carat$1,009 SGD

20 data points across 3 retailers

3 retailers$310 SGD to $654 SGD

A
Cheapest Retailer
-
$310 SGD
Final sale: no returns
A
Retailer 2
-
$654 SGD
View
Most Expensive
Rare Carat
845657339 · Oct 28
$1,009 SGD
$790 USD
View
Price last confirmed 8 days ago
2 more retailers have this diamond
Prices start from $310 SGDSave up to $344 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
$310 SGD