Round|Lab Grown|IGI

1.56ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG778666348

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778666348

Diamond specifications and retailer prices

From $262 USD
As of October 30, 2026
Save $1,041 USD (80%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,080 USD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 1.56ct lab-grown round diamond

This 1.56ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778666348 or 778666348. Listed at 24 retailers as of October 30, 2026, with a 397% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778666348
Dimensions7.46 × 7.51 × 4.52 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm7.51 mm1.56 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778666348
Side View
Table 59.0%Crown 33.6°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.3%

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: $2,080 USD|Low: $262 USD|High: $2,080 USD|Avg: $717 USD
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
Retailer 16
Retailer 17
October 30, 2026
Retailer 5$262 USD
Retailer 10$438 USD
Retailer 12$465 USD
Retailer 2$491 USD
Retailer 13$499 USD
Retailer 8$547 USD
Retailer 11$547 USD
Retailer 16$577 USD
Retailer 3$597 USD
Retailer 9$619 USD
Retailer 14$677 USD
Retailer 15$764 USD
Retailer 7$1,165 USD
Retailer 17$1,171 USD
Retailer 4$1,182 USD
Retailer 6$1,303 USD
Brilliant Earth$2,080 USD

40 data points across 17 retailers

24 retailers$262 USD to $1,303 USD

Retailer 1
-
$234 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$262 USD
View
Final sale: no returns
Retailer 3
-
$272 USD
View
Price last confirmed 21 days ago
Retailer 4
-
$291 USD
View
Price last confirmed 28 days ago
Retailer 5
-
$291 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$438 USD
£345 GBP
View
A
Retailer 7
-
$465 USD
€443 EUR
View
A
Retailer 8
-
$491 USD
View
A
Retailer 9
-
$499 USD
ZAR 8,064 ZAR
View
A
Retailer 10
-
$547 USD
View
A
Retailer 11
-
$547 USD
£431 GBP
View
A
Retailer 12
-
$577 USD
A$888 AUD
View
B+
Retailer 13
-
$597 USD
View
B+
Retailer 14
-
$619 USD
View
B+
Retailer 15
-
$677 USD
A$1,042 AUD
View
B+
Retailer 16
-
$764 USD
View
Retailer 17
-
$934 USD
View
Price last confirmed 22 days ago
B+
Retailer 18
-
$986 USD
View
Retailer 19
-
$1,165 USD
A$1,793 AUD
View
Price last confirmed 22 days ago
B+
Retailer 20
-
$1,171 USD
£922 GBP
View
B
Retailer 21
-
$1,176 USD
View
B
Retailer 22
-
$1,182 USD
View
B
Retailer 23
-
$1,303 USD
View
Most Expensive
Brilliant Earth
18395377A · Oct 18
$2,080 USD
View
Price last confirmed 11 days ago
23 more retailers have this diamond
Prices start from $262 USDSave up to $1,041 USD

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
1.56ct Round
$262 USD