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Marquise|Lab Grown|IGI

3.05ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG818696686

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818696686

Diamond specifications and retailer prices

From $1,377 SGD
$1,077 USD
As of November 1, 2026
Save $6,104 SGD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,482 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818696686 or 818696686. Listed at 20 retailers as of November 1, 2026, with prices from $1,377 to $7,482, a $6,104 spread on the same certified stone. Brilliant Earth lists it at $7,482. 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

3.05
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818696686
Dimensions15.21 × 7.37 × 4.50 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.21 mm7.37 mm3.05 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818696686
Side View
Table 59.0%Crown 37.7°Girdle: STK-THKPavilion 39.3°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 1
Current: $3,165 SGD|Low: $1,377 SGD|High: $5,475 SGD|Avg: $3,274 SGD|-0.1%
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
Retailer 17
November 2, 2026
Retailer 15$1,377 SGD
Retailer 5$1,423 SGD
Retailer 17$1,701 SGD
Retailer 16$1,911 SGD
Retailer 11$2,100 SGD
Retailer 13$2,126 SGD
Retailer 9$2,261 SGD
Retailer 10$2,688 SGD
Retailer 1$3,165 SGD
Retailer 4$3,333 SGD
Retailer 6$3,442 SGD
Retailer 14$4,054 SGD
Retailer 8$4,394 SGD
Retailer 12$4,924 SGD
Retailer 7$5,055 SGD
Retailer 3$5,143 SGD
Retailer 2$5,323 SGD

17 data points across 17 retailers

20 retailers$1,377 SGD to $7,482 SGD

A
Cheapest Retailer
-
$1,377 SGD
$1,077 USD
A
Retailer 2
-
$1,423 SGD
$1,113 USD
View
Final sale: no returns
A
Retailer 3
-
$1,701 SGD
$1,330 USD
View
A
Retailer 4
-
$1,911 SGD
$1,494 USD
View
A
Retailer 5
-
$2,100 SGD
$1,642 USD
View
A
Retailer 6
-
$2,126 SGD
£1,309 GBP
View
B+
Retailer 7
-
$2,261 SGD
€1,684 EUR
View
B+
Retailer 8
-
$2,688 SGD
$2,102 USD
View
B+
Retailer 9
-
$3,165 SGD
$2,475 USD
View
B+
Retailer 10
-
$3,333 SGD
A$4,009 AUD
View
B+
Retailer 11
-
$3,442 SGD
ZAR 43,484 ZAR
View
B+
Retailer 12
-
$4,054 SGD
£2,496 GBP
View
B
Retailer 13
-
$4,394 SGD
$3,436 USD
View
B
Retailer 14
-
$4,924 SGD
View
B
Retailer 15
-
$5,055 SGD
£3,112 GBP
View
B
Retailer 16
-
$5,143 SGD
$4,022 USD
View
B
Retailer 17
-
$5,323 SGD
$4,162 USD
View
Retailer 18
-
$6,017 SGD
$4,705 USD
View
Price last confirmed 77 days ago
Retailer 19
-
$6,648 SGD
A$7,997 AUD
View
Price last confirmed 28 days ago
Most Expensive
B
Brilliant Earth
20755902A · Nov 2
$7,482 SGD
$5,850 USD
View
19 more retailers have this diamond
Prices start from $1,377 SGDSave up to $6,104 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
3.05ct Marquise
$1,377 SGD