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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 $1,345 NZD
$758 USD
As of October 29, 2026
Save $10,401 NZD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $11,746 NZD 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 $1,345 to $11,746, a $10,401 spread on the same certified stone. Brilliant Earth lists it at $11,746. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $11,746 NZD|Low: $1,286 NZD|High: $11,852 NZD|Avg: $3,631 NZD|-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 31, 2026
Retailer 4$1,345 NZD
Retailer 11$1,439 NZD
Retailer 16$1,464 NZD
Retailer 17$1,560 NZD
Retailer 19$1,560 NZD
Retailer 18$2,053 NZD
Retailer 13$2,362 NZD
Retailer 5$2,401 NZD
Retailer 12$2,493 NZD
Retailer 7$2,523 NZD
Retailer 2$2,549 NZD
Retailer 6$3,566 NZD
Retailer 15$3,710 NZD
Retailer 3$4,388 NZD
Retailer 8$5,275 NZD
Retailer 9$5,385 NZD
Retailer 14$5,856 NZD
Retailer 10$6,494 NZD
Brilliant Earth$11,746 NZD

40 data points across 19 retailers

18 retailers$1,345 NZD to $11,746 NZD

A
Cheapest Retailer
-
$1,345 NZD
$758 USD
A
Retailer 2
-
$1,464 NZD
$825 USD
View
A
Retailer 3
-
$1,560 NZD
$879 USD
View
Retailer 4
-
$1,560 NZD
$879 USD
View
Price last confirmed 14 days ago
Retailer 5
-
$2,053 NZD
£911 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
$2,362 NZD
£1,048 GBP
View
A
Retailer 7
-
$2,401 NZD
$1,353 USD
View
A
Retailer 8
-
$2,493 NZD
$1,405 USD
View
B+
Retailer 9
-
$2,523 NZD
$1,422 USD
View
A
Retailer 10
-
$2,549 NZD
€1,368 EUR
View
B+
Retailer 11
-
$3,566 NZD
$2,010 USD
View
B+
Retailer 12
-
$3,710 NZD
$2,091 USD
View
B+
Retailer 13
-
$4,388 NZD
$2,473 USD
View
B
Retailer 14
-
$5,275 NZD
$2,973 USD
View
Retailer 15
-
$5,385 NZD
$3,035 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
$5,856 NZD
£2,599 GBP
View
Retailer 17
-
$6,494 NZD
$3,660 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
7810505A · Oct 29
$11,746 NZD
$6,620 USD
View
17 more retailers have this diamond
Prices start from $1,345 NZDSave up to $10,401 NZD

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
$1,345 NZD