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Round|Lab Grown|IGI

5.56ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG592339778

Shape and cutting style on the report: Round brilliant

Certificate IGI LG592339778

Diamond specifications and retailer prices

From $758 USD
As of October 29, 2026
Save $5,862 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,620 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.56ct lab-grown round diamond

This 5.56ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG592339778 or 592339778. Listed at 18 retailers as of October 29, 2026, with prices from $758 to $6,620, a $5,862 spread on the same certified stone. Brilliant Earth lists it at $6,620. 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

5.56
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG592339778
Dimensions11.37 × 11.34 × 7.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.37 mm11.34 mm5.56 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG592339778
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 41°Culet: NoneDepth 62.0%

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 29
Current: $6,620 USD|Low: $725 USD|High: $6,680 USD|Avg: $2,042 USD|-0.9%
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
Retailer 18
Retailer 19
October 29, 2026
Retailer 4$758 USD
Retailer 11$811 USD
Retailer 16$825 USD
Retailer 17$879 USD
Retailer 19$879 USD
Retailer 18$1,157 USD
Retailer 2$1,338 USD
Retailer 5$1,353 USD
Retailer 14$1,415 USD
Retailer 7$1,422 USD
Retailer 12$1,442 USD
Retailer 6$2,010 USD
Retailer 15$2,091 USD
Retailer 3$2,473 USD
Retailer 8$2,973 USD
Retailer 9$3,035 USD
Retailer 13$3,301 USD
Retailer 10$3,660 USD
Brilliant Earth$6,620 USD

39 data points across 19 retailers

18 retailers$758 USD to $6,620 USD

A
Cheapest Retailer
-
$758 USD
A
Retailer 2
-
$825 USD
View
A
Retailer 3
-
$879 USD
View
Retailer 4
-
$879 USD
View
Price last confirmed 12 days ago
Retailer 5
-
$1,157 USD
£911 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,338 USD
£1,054 GBP
View
A
Retailer 7
-
$1,353 USD
View
A
Retailer 8
-
$1,415 USD
View
B+
Retailer 9
-
$1,422 USD
View
A
Retailer 10
-
$1,442 USD
€1,373 EUR
View
B+
Retailer 11
-
$2,010 USD
View
B+
Retailer 12
-
$2,091 USD
View
B+
Retailer 13
-
$2,473 USD
View
B
Retailer 14
-
$2,973 USD
View
Retailer 15
-
$3,035 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
$3,301 USD
£2,599 GBP
View
Retailer 17
-
$3,660 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
7810505A · Oct 29
$6,620 USD
View
17 more retailers have this diamond
Prices start from $758 USDSave up to $5,862 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
5.56ct Round
$758 USD