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Round|Lab Grown|IGI

5.51ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG758503991

Shape and cutting style on the report: Round brilliant

Certificate IGI LG758503991

Diamond specifications and retailer prices

From $1,510 NZD
$851 USD
As of November 1, 2026
Save $5,397 NZD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,907 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758503991 or 758503991. Listed at 14 retailers as of October 31, 2026, with prices from $1,510 to $6,907, a $5,397 spread on the same certified stone. Taylor and Hart lists it at $6,907. 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
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758503991
Dimensions11.39 × 11.34 × 6.91 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.39 mm11.34 mm5.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758503991
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.9%

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: Nov 1
Current: $2,684 NZD|Low: $1,450 NZD|High: $6,907 NZD|Avg: $3,456 NZD|+2.9%
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
Taylor and Hart
November 2, 2026
Retailer 11$1,510 NZD
Retailer 12$1,691 NZD
Retailer 3$1,753 NZD
Retailer 13$1,753 NZD
Retailer 7$2,067 NZD
Retailer 8$2,305 NZD
Retailer 1$2,684 NZD
Retailer 2$2,818 NZD
Retailer 5$3,121 NZD
Retailer 4$3,927 NZD
Retailer 9$4,028 NZD
Retailer 10$5,484 NZD
Retailer 6$6,569 NZD
Taylor and Hart$6,907 NZD

40 data points across 14 retailers

14 retailers$1,510 NZD to $6,907 NZD

A
Cheapest Retailer
-
$1,510 NZD
$851 USD
A
Retailer 2
-
$1,643 NZD
$926 USD
View
A
Retailer 3
-
$1,691 NZD
$953 USD
View
Final sale: no returns
A
Retailer 4
-
$1,753 NZD
$988 USD
View
A
Retailer 5
-
$2,067 NZD
$1,165 USD
View
Retailer 6
-
$2,305 NZD
£1,023 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
$2,684 NZD
£1,191 GBP
View
B+
Retailer 8
-
$2,818 NZD
$1,588 USD
View
B+
Retailer 9
-
$3,927 NZD
$2,213 USD
View
B
Retailer 10
-
$4,028 NZD
$2,270 USD
View
B
Retailer 11
-
$4,927 NZD
$2,777 USD
View
B
Retailer 12
-
$5,484 NZD
$3,091 USD
View
B
Retailer 13
-
$6,569 NZD
£2,915 GBP
View
Most Expensive
B
Taylor and Hart
A06PVF1 · Oct 31
$6,907 NZD
$3,893 USD
View
13 more retailers have this diamond
Prices start from $1,510 NZDSave up to $5,397 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
$1,510 NZD