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Round|Lab Grown|IGI

5.51ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG608398194

Shape and cutting style on the report: Round brilliant

Certificate IGI LG608398194

Diamond specifications and retailer prices

From $1,309 NZD
$738 USD
As of November 1, 2026
Save $4,687 NZD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $12,544 NZD at Brilliant Earth · As of October 16, 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG608398194 or 608398194. Listed at 17 retailers as of October 29, 2026, with a 358% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG608398194
Dimensions11.41 × 11.45 × 6.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
11.41 mm11.45 mm5.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG608398194
Side View
Table 58.0%Crown 33.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.1%

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: $12,544 NZD|Low: $1,309 NZD|High: $12,544 NZD|Avg: $3,290 NZD
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
November 2, 2026
Retailer 4$1,309 NZD
Retailer 12$1,425 NZD
Retailer 15$1,519 NZD
Retailer 17$1,519 NZD
Retailer 16$1,998 NZD
Retailer 7$2,358 NZD
Retailer 10$2,430 NZD
Retailer 5$2,459 NZD
Retailer 11$2,466 NZD
Retailer 2$2,565 NZD
Retailer 13$3,740 NZD
Retailer 8$3,859 NZD
Retailer 3$4,271 NZD
Retailer 6$5,133 NZD
Retailer 9$5,236 NZD
Retailer 14$5,996 NZD
Brilliant Earth$12,544 NZD

39 data points across 17 retailers

17 retailers$1,309 NZD to $5,996 NZD

A
Cheapest Retailer
-
$1,309 NZD
$738 USD
A
Retailer 2
-
$1,425 NZD
$803 USD
View
Retailer 3
-
$1,519 NZD
$856 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$1,519 NZD
$856 USD
View
Retailer 5
-
$1,998 NZD
£887 GBP
View
Price last confirmed 16 days ago
A
Retailer 6
-
$2,358 NZD
$1,329 USD
View
A
Retailer 7
-
$2,430 NZD
£1,078 GBP
View
B+
Retailer 8
-
$2,459 NZD
$1,386 USD
View
A
Retailer 9
-
$2,466 NZD
$1,390 USD
View
A
Retailer 10
-
$2,565 NZD
€1,377 EUR
View
B+
Retailer 11
-
$3,740 NZD
$2,108 USD
View
B+
Retailer 12
-
$3,859 NZD
$2,175 USD
View
B+
Retailer 13
-
$4,271 NZD
$2,407 USD
View
B
Retailer 14
-
$5,133 NZD
$2,893 USD
View
Retailer 15
-
$5,236 NZD
$2,951 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$5,996 NZD
£2,661 GBP
View
Most Expensive
Brilliant Earth
8717452A · Oct 16
$12,544 NZD
$7,070 USD
View
Price last confirmed 17 days ago
16 more retailers have this diamond
Prices start from $1,309 NZDSave up to $4,687 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
$1,309 NZD