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Cushion|Lab Grown|IGI

5.09ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG677521574

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG677521574

Diamond specifications and retailer prices

From $5,052 SGD
$3,943 USD
As of November 2, 2026
Save $15,560 SGD (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $30,364 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 5.09ct lab-grown cushion diamond

This 5.09ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677521574 or 677521574. Listed at 21 retailers as of November 2, 2026, with a 308% 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

5.09
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677521574
Dimensions9.39 × 9.39 × 6.14 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.39 mm9.39 mm5.09 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677521574
Side View
Table 60.0%Crown 35.4°Girdle: STK-THKPavilion 36°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $30,364 SGD|Low: $4,942 SGD|High: $30,364 SGD|Avg: $11,974 SGD
Do Amore Diamonds
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
Retailer 18
Retailer 19
Retailer 20
November 3, 2026
Retailer 8$5,052 SGD
Retailer 3$5,140 SGD
Retailer 17$5,317 SGD
Retailer 19$5,831 SGD
Retailer 9$7,117 SGD
Retailer 2$7,327 SGD
Retailer 20$8,334 SGD
Retailer 5$8,638 SGD
Retailer 10$8,689 SGD
Retailer 13$9,177 SGD
Retailer 18$11,478 SGD
Retailer 15$11,596 SGD
Retailer 14$12,103 SGD
Retailer 16$13,869 SGD
Retailer 7$14,092 SGD
Retailer 11$15,093 SGD
Retailer 6$19,820 SGD
Retailer 12$19,987 SGD
Retailer 4$20,611 SGD
Do Amore Diamonds$30,364 SGD

36 data points across 20 retailers

21 retailers$5,052 SGD to $20,611 SGD

B+
Cheapest Retailer
-
$5,052 SGD
$3,943 USD
B+
Retailer 2
-
$5,140 SGD
$4,012 USD
View
B+
Retailer 3
-
$5,317 SGD
$4,150 USD
View
B+
Retailer 4
-
$5,831 SGD
$4,551 USD
View
Final sale: no returns
B
Retailer 5
-
$7,117 SGD
HK$43,400 HKD
View
B+
Retailer 6
-
$7,327 SGD
£4,503 GBP
View
Retailer 7
-
$7,600 SGD
£4,671 GBP
View
Price last confirmed 19 days ago
B
Retailer 8
-
$8,334 SGD
$6,505 USD
View
B
Retailer 9
-
$8,638 SGD
$6,742 USD
View
B
Retailer 10
-
$8,689 SGD
£5,340 GBP
View
B
Retailer 11
-
$9,177 SGD
€6,822 EUR
View
B
Retailer 12
-
$11,478 SGD
ZAR 144,735 ZAR
View
B
Retailer 13
-
$11,596 SGD
A$13,925 AUD
View
B
Retailer 14
-
$12,103 SGD
£7,438 GBP
View
B
Retailer 15
-
$13,869 SGD
A$16,654 AUD
View
B
Retailer 16
-
$14,092 SGD
$10,999 USD
View
Retailer 17
-
$15,093 SGD
$11,780 USD
View
Price last confirmed 7 days ago
B
Retailer 18
-
$19,820 SGD
$15,470 USD
View
B
Retailer 19
-
$19,987 SGD
$15,600 USD
View
B
Retailer 20
-
$20,611 SGD
View
Most Expensive
Do Amore Diamonds
27-9739A4069 · Nov 2
$30,364 SGD
$23,700 USD
View
Price under review
20 more retailers have this diamond
Prices start from $5,052 SGDSave up to $15,560 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.

B+
5.09ct Cushion
$5,052 SGD