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Emerald|Lab Grown|IGI

18.09ct F VVS2 Emerald Lab Grown Diamond

ID • F/VVS2 • IGI LG845670138

Shape and cutting style on the report: Emerald cut

Certificate IGI LG845670138

Diamond specifications and retailer prices

From $6,228 SGD
$4,872 USD
As of October 31, 2026
Save $23,993 SGD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $47,505 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 18.09ct lab-grown emerald diamond

This 18.09ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845670138 or 845670138. Listed at 15 retailers as of October 29, 2026, with a 385% 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

18.09
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845670138
Dimensions18.14 × 12.20 × 8.13 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.14 mm12.20 mm18.09 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845670138
Side View
Table 69.0%Crown 39.8°Girdle: Slightly ThickPavilion 40.6°Culet: LargeDepth 66.6%

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: Oct 31
Current: $47,505 SGD|Low: $6,228 SGD|High: $4,920,606 SGD|Avg: $1,264,627 SGD
Brilliant Earth
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
November 1, 2026
Retailer 11$6,228 SGD
Retailer 14$6,290 SGD
Retailer 13$7,059 SGD
Retailer 12$7,783 SGD
Retailer 10$8,059 SGD
Retailer 3$8,105 SGD
Retailer 2$9,642 SGD
Retailer 8$11,744 SGD
Retailer 4$17,304 SGD
Retailer 9$19,113 SGD
Retailer 6$22,163 SGD
Retailer 5$24,531 SGD
Retailer 15$28,370 SGD
Retailer 7$30,221 SGD
Brilliant Earth$47,505 SGD

6 data points across 15 retailers

15 retailers$6,228 SGD to $30,221 SGD

A
Cheapest Retailer
-
$6,228 SGD
$4,872 USD
A
Retailer 2
-
$6,290 SGD
$4,920 USD
View
A
Retailer 3
-
$7,059 SGD
$5,522 USD
View
Final sale: no returns
B+
Retailer 4
-
$7,783 SGD
$6,088 USD
View
B+
Retailer 5
-
$8,059 SGD
£4,964 GBP
View
B+
Retailer 6
-
$8,105 SGD
$6,340 USD
View
B
Retailer 7
-
$11,744 SGD
A$14,133 AUD
View
B
Retailer 8
-
$17,304 SGD
$13,536 USD
View
B
Retailer 9
-
$19,113 SGD
A$23,001 AUD
View
B
Retailer 10
-
$22,163 SGD
$17,336 USD
View
B
Retailer 11
-
$24,531 SGD
$19,189 USD
View
B
Retailer 12
-
$28,370 SGD
$22,192 USD
View
B
Retailer 13
-
$30,221 SGD
ZAR 381,902 ZAR
View
Most Expensive
Brilliant Earth
22295256A · Oct 31
$47,505 SGD
$37,160 USD
View
Price under review
13 more retailers have this diamond
Prices start from $6,228 SGDSave up to $23,993 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
18.09ct Emerald
$6,228 SGD