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Round|Lab Grown|IGI

2.56ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG450050158

Shape and cutting style on the report: Round brilliant

Certificate IGI LG450050158

Diamond specifications and retailer prices

From $567 NZD
$319 USD
As of November 1, 2026
Save $4,481 NZD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,048 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 2.56ct lab-grown round diamond

This 2.56ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG450050158 or 450050158. Listed at 15 retailers as of November 1, 2026, with prices from $567 to $5,048, a $4,481 spread on the same certified stone. Do Amore Diamonds lists it at $5,048. 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

2.56
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG450050158
Dimensions8.75 × 8.80 × 5.30 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
8.75 mm8.80 mm2.56 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG450050158
Side View
Table 61.0%Crown 34.1°Girdle: Slightly ThickPavilion 40.5°Culet: NoneDepth 60.3%

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: $5,048 NZD|Low: $567 NZD|High: $38,219 NZD|Avg: $4,055 NZD|-6.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
November 1, 2026
Retailer 2$567 NZD
Retailer 17$659 NZD
Retailer 5$677 NZD
Retailer 15$704 NZD
Retailer 6$750 NZD
Retailer 18$938 NZD
Retailer 12$978 NZD
Retailer 8$1,514 NZD
Retailer 13$1,523 NZD
Retailer 7$1,802 NZD
Retailer 3$1,997 NZD
Retailer 4$2,200 NZD
Retailer 16$2,499 NZD
Retailer 14$2,779 NZD
Retailer 11$3,036 NZD
Do Amore Diamonds$5,048 NZD
Retailer 10$5,451 NZD
Retailer 9$38,219 NZD

30 data points across 18 retailers

15 retailers$567 NZD to $5,048 NZD

A
Cheapest Retailer
-
$567 NZD
$319 USD
A
Retailer 2
-
$659 NZD
$371 USD
View
A
Retailer 3
-
$677 NZD
$381 USD
View
Final sale: no returns
A
Retailer 4
-
$704 NZD
$396 USD
View
Retailer 5
-
$750 NZD
$422 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$938 NZD
$528 USD
View
A
Retailer 7
-
$978 NZD
$550 USD
View
A
Retailer 8
-
$1,523 NZD
$857 USD
View
A
Retailer 9
-
$1,802 NZD
$1,014 USD
View
A
Retailer 10
-
$1,997 NZD
ZAR 18,156 ZAR
View
A
Retailer 11
-
$2,200 NZD
$1,238 USD
View
A
Retailer 12
-
$2,499 NZD
$1,406 USD
View
A
Retailer 13
-
$2,779 NZD
$1,564 USD
View
A
Retailer 14
-
$3,036 NZD
£1,345 GBP
View
Most Expensive
B+
Do Amore Diamonds
27-BE5799129 · Nov 1
$5,048 NZD
$2,840 USD
View
14 more retailers have this diamond
Prices start from $567 NZDSave up to $4,481 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
2.56ct Round
$567 NZD