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Round|Lab Grown|IGI

1.28ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG754520678

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754520678

Diamond specifications and retailer prices

From €198 EUR
$221 USD
As of October 29, 2026
Save €1,803 EUR (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,001 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG754520678 or 754520678. Listed at 22 retailers as of October 27, 2026, with prices from €198 to €2,001, a €1,803 spread on the same certified stone. Queensmith lists it at €2,001. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754520678
Dimensions6.96 × 6.99 × 4.28 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
6.96 mm6.99 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754520678
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.3%

Caratlytics Score

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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 29
Current: €445 EUR|Low: €190 EUR|High: €996 EUR|Avg: €481 EUR|+6.8%
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
October 31, 2026
Retailer 14€198 EUR
Retailer 7€222 EUR
Retailer 4€230 EUR
Retailer 15€245 EUR
Retailer 5€331 EUR
Retailer 9€391 EUR
Retailer 11€422 EUR
Retailer 1€445 EUR
Retailer 8€456 EUR
Retailer 6€465 EUR
Retailer 12€600 EUR
Retailer 13€639 EUR
Retailer 2€789 EUR
Retailer 3€940 EUR
Retailer 10€989 EUR

42 data points across 15 retailers

22 retailers€198 EUR to €2,001 EUR

A
Cheapest Retailer
-
€198 EUR
$221 USD
A
Retailer 2
-
€222 EUR
$248 USD
View
Final sale: no returns
A
Retailer 3
-
€230 EUR
$257 USD
View
A
Retailer 4
-
€245 EUR
$274 USD
View
A
Retailer 5
-
€275 EUR
HK$2,400 HKD
View
B+
Retailer 6
-
€331 EUR
$370 USD
View
A
Retailer 7
-
€391 EUR
£344 GBP
View
A
Retailer 8
-
€422 EUR
ZAR 7,614 ZAR
View
A
Retailer 9
-
€445 EUR
View
A
Retailer 10
-
€456 EUR
£401 GBP
View
B+
Retailer 11
-
€465 EUR
$519 USD
View
B+
Retailer 12
-
€471 EUR
$526 USD
View
B+
Retailer 13
-
€600 EUR
A$1,032 AUD
View
B+
Retailer 14
-
€639 EUR
$714 USD
View
B
Retailer 15
-
€789 EUR
$882 USD
View
B
Retailer 16
-
€796 EUR
SGD 1,202 SGD
View
B
Retailer 17
-
€837 EUR
$935 USD
View
B
Retailer 18
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€846 EUR
$945 USD
View
Retailer 19
-
€940 EUR
$1,050 USD
View
Price last confirmed 15 days ago
B
Retailer 20
-
€989 EUR
£870 GBP
View
B
Retailer 21
-
€1,129 EUR
$1,261 USD
View
Most Expensive
B
Queensmith
LG754520678 · Oct 27
€2,001 EUR
£1,760 GBP
View
21 more retailers have this diamond
Prices start from €198 EURSave up to €1,803 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
1.28ct Round
€198 EUR