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5.51ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG610311755

Shape and cutting style on the report: Round brilliant

Certificate IGI LG610311755

Diamond specifications and retailer prices

From $1,334 NZD
$752 USD
As of October 29, 2026
Save $10,376 NZD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,710 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.51ct lab-grown round diamond

This 5.51ct 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 LG610311755 or 610311755. Listed at 17 retailers as of October 29, 2026, with prices from $1,334 to $11,710, a $10,376 spread on the same certified stone. Brilliant Earth lists it at $11,710. 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

5.51
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610311755
Dimensions11.37 × 11.30 × 6.92 mm
L/W Ratio1.01
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 mm11.30 mm5.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610311755
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.0%

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: $11,710 NZD|Low: $1,274 NZD|High: $11,746 NZD|Avg: $3,616 NZD|-0.3%
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
October 31, 2026
Retailer 5$1,334 NZD
Retailer 14$1,451 NZD
Retailer 3$1,547 NZD
Retailer 17$1,547 NZD
Retailer 18$2,035 NZD
Retailer 6$2,385 NZD
Retailer 12$2,456 NZD
Retailer 11$2,475 NZD
Retailer 8$2,504 NZD
Retailer 2$2,528 NZD
Retailer 7$3,508 NZD
Retailer 15$3,678 NZD
Retailer 4$4,349 NZD
Retailer 9$5,229 NZD
Retailer 10$5,337 NZD
Retailer 16$6,107 NZD
Retailer 13$6,485 NZD
Brilliant Earth$11,710 NZD

42 data points across 18 retailers

17 retailers$1,334 NZD to $11,710 NZD

A
Cheapest Retailer
-
$1,334 NZD
$752 USD
A
Retailer 2
-
$1,451 NZD
$818 USD
View
Retailer 3
-
$1,547 NZD
$872 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$1,547 NZD
$872 USD
View
Retailer 5
-
$2,035 NZD
£903 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
$2,385 NZD
$1,344 USD
View
A
Retailer 7
-
$2,456 NZD
£1,090 GBP
View
B+
Retailer 8
-
$2,475 NZD
$1,395 USD
View
B+
Retailer 9
-
$2,504 NZD
$1,411 USD
View
A
Retailer 10
-
$2,528 NZD
€1,357 EUR
View
B+
Retailer 11
-
$3,508 NZD
$1,977 USD
View
B+
Retailer 12
-
$3,678 NZD
$2,073 USD
View
B+
Retailer 13
-
$4,349 NZD
$2,451 USD
View
B
Retailer 14
-
$5,229 NZD
$2,947 USD
View
Retailer 15
-
$5,337 NZD
$3,008 USD
View
Price last confirmed 13 days ago
B
Retailer 16
-
$6,107 NZD
£2,710 GBP
View
Most Expensive
B
Brilliant Earth
8717505A · Oct 30
$11,710 NZD
$6,600 USD
View
16 more retailers have this diamond
Prices start from $1,334 NZDSave up to $10,376 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
5.51ct Round
$1,334 NZD