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Cushion|Lab Grown|IGI

0.99ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG681521978

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG681521978

Diamond specifications and retailer prices

From €159 EUR
$178 USD
As of October 30, 2026
Save €794 EUR (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €953 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.99ct lab-grown cushion diamond

This 0.99ct lab-grown cushion sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG681521978 or 681521978. Listed at 14 retailers as of October 30, 2026, with prices from €159 to €953, a €794 spread on the same certified stone. Reve Diamonds lists it at €953. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681521978
Dimensions6.86 × 5.32 × 3.61 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.86 mm5.32 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681521978
Side View
Table 63.0%Crown 29.9°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 67.9%

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 30
Current: €312 EUR|Low: €159 EUR|High: €957 EUR|Avg: €458 EUR|+3.4%
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
Reve Diamonds
October 31, 2026
Retailer 13€159 EUR
Retailer 12€229 EUR
Retailer 5€309 EUR
Retailer 1€312 EUR
Retailer 6€318 EUR
Retailer 9€320 EUR
Retailer 4€321 EUR
Retailer 8€336 EUR
Retailer 10€441 EUR
Retailer 2€460 EUR
Retailer 3€619 EUR
Retailer 11€725 EUR
Retailer 7€832 EUR
Reve Diamonds€953 EUR

40 data points across 14 retailers

14 retailers€159 EUR to €953 EUR

A
Cheapest Retailer
-
€159 EUR
$178 USD
Final sale: no returns
Retailer 2
-
€229 EUR
£201 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
€309 EUR
$345 USD
View
A
Retailer 4
-
€312 EUR
£274 GBP
View
A
Retailer 5
-
€318 EUR
View
A
Retailer 6
-
€320 EUR
ZAR 5,777 ZAR
View
A
Retailer 7
-
€321 EUR
$359 USD
View
A
Retailer 8
-
€336 EUR
£296 GBP
View
A
Retailer 9
-
€441 EUR
A$758 AUD
View
B+
Retailer 10
-
€460 EUR
$514 USD
View
B+
Retailer 11
-
€619 EUR
$691 USD
View
B+
Retailer 12
-
€725 EUR
$810 USD
View
B
Retailer 13
-
€832 EUR
£732 GBP
View
Most Expensive
B
Reve Diamonds
29DCB9CF4 · Oct 30
€953 EUR
$1,065 USD
View
13 more retailers have this diamond
Prices start from €159 EURSave up to €794 EUR

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
0.99ct Cushion
€159 EUR