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Marquise|Lab Grown|IGI

2.59ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG818661307

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818661307

Diamond specifications and retailer prices

From $606 SGD
$474 USD
As of October 30, 2026
Save $2,204 SGD (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,034 SGD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 2.59ct lab-grown marquise diamond

This 2.59ct lab-grown marquise sits in the two to three carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818661307 or 818661307. Listed at 22 retailers as of October 30, 2026, with a 364% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.59
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818661307
Dimensions15.05 × 7.10 × 4.28 mm
L/W Ratio2.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.05 mm7.10 mm2.59 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818661307
Side View
Table 63.0%Crown 34°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 60.3%

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: Oct 30
Current: $1,246 SGD|Low: $582 SGD|High: $2,810 SGD|Avg: $1,475 SGD|+1.7%
Retailer 1
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 4$606 SGD
Retailer 5$676 SGD
Retailer 8$679 SGD
Retailer 6$750 SGD
Retailer 16$798 SGD
Retailer 15$933 SGD
Retailer 10$1,007 SGD
Retailer 13$1,099 SGD
Retailer 1$1,246 SGD
Retailer 12$1,668 SGD
Retailer 11$1,716 SGD
Retailer 14$1,812 SGD
Retailer 7$2,414 SGD
Retailer 2$2,642 SGD
Retailer 9$2,758 SGD
Retailer 3$2,810 SGD

43 data points across 16 retailers

22 retailers$606 SGD to $2,810 SGD

A
Cheapest Retailer
-
$606 SGD
$474 USD
A
Retailer 2
-
$676 SGD
$529 USD
View
Final sale: no returns
A
Retailer 3
-
$679 SGD
$531 USD
View
A
Retailer 4
-
$750 SGD
$587 USD
View
Retailer 5
-
$750 SGD
$587 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$798 SGD
£492 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
$933 SGD
$730 USD
View
A
Retailer 8
-
$1,007 SGD
$788 USD
View
A
Retailer 9
-
$1,099 SGD
€819 EUR
View
A
Retailer 10
-
$1,246 SGD
£767 GBP
View
Retailer 11
-
$1,661 SGD
$1,299 USD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$1,668 SGD
A$2,007 AUD
View
B+
Retailer 13
-
$1,716 SGD
$1,342 USD
View
B+
Retailer 14
-
$1,812 SGD
ZAR 22,898 ZAR
View
B+
Retailer 15
-
$1,915 SGD
$1,498 USD
View
B+
Retailer 16
-
$2,182 SGD
£1,344 GBP
View
B+
Retailer 17
-
$2,414 SGD
$1,888 USD
View
B+
Retailer 18
-
$2,451 SGD
$1,918 USD
View
B+
Retailer 19
-
$2,642 SGD
$2,067 USD
View
B+
Retailer 20
-
$2,758 SGD
£1,699 GBP
View
B
Retailer 21
-
$2,810 SGD
$2,198 USD
View
Most Expensive
Brilliant Earth
21035687A · Sep 28
$6,034 SGD
$4,720 USD
View
Price last confirmed 34 days ago
21 more retailers have this diamond
Prices start from $606 SGDSave up to $2,204 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
2.59ct Marquise
$606 SGD