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Round|Lab Grown|IGI

2.54ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG478112333

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478112333

Diamond specifications and retailer prices

From $2,520 NZD
$1,420 USD
As of October 31, 2026
Save $14,660 NZD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $17,180 NZD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 2.54ct lab-grown round diamond

This 2.54ct 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 LG478112333 or 478112333. Listed at 12 retailers as of October 29, 2026, with prices from $2,520 to $17,180, a $14,660 spread on the same certified stone. Cape Diamonds lists it at $17,180. 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

2.54
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478112333
Dimensions8.93 × 8.89 × 5.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.93 mm8.89 mm2.54 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478112333
Side View
Table 59.0%Crown 33°Girdle: MediumPavilion 40.2°Culet: NoneDepth 58.8%

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 31
Current: $17,180 NZD|Low: $2,520 NZD|High: $18,277 NZD|Avg: $8,913 NZD|-6.0%
Cape Diamonds
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
October 30, 2026
Retailer 2$2,520 NZD
Retailer 10$5,742 NZD
Retailer 14$6,247 NZD
Retailer 13$6,430 NZD
Retailer 3$6,661 NZD
Retailer 11$6,661 NZD
Retailer 6$6,878 NZD
Retailer 4$6,938 NZD
Retailer 5$7,757 NZD
Retailer 15$8,323 NZD
Retailer 9$9,374 NZD
Retailer 12$10,341 NZD
Retailer 7$14,964 NZD
Retailer 8$16,905 NZD
Cape Diamonds$17,180 NZD

21 data points across 15 retailers

12 retailers$2,520 NZD to $17,180 NZD

A
Cheapest Retailer
-
$2,520 NZD
$1,420 USD
B+
Retailer 2
-
$5,742 NZD
$3,236 USD
View
B+
Retailer 3
-
$6,247 NZD
$3,521 USD
View
B+
Retailer 4
-
$6,430 NZD
$3,624 USD
View
Final sale: no returns
B+
Retailer 5
-
$6,661 NZD
$3,754 USD
View
Retailer 6
-
$6,661 NZD
$3,754 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$6,938 NZD
$3,910 USD
View
B+
Retailer 8
-
$8,323 NZD
$4,691 USD
View
B
Retailer 9
-
$9,374 NZD
$5,283 USD
View
B
Retailer 10
-
$10,341 NZD
$5,828 USD
View
B
Retailer 11
-
$16,905 NZD
£7,502 GBP
View
Most Expensive
B
Cape Diamonds
cert_478112333 · Oct 29
$17,180 NZD
ZAR 156,422 ZAR
View
11 more retailers have this diamond
Prices start from $2,520 NZDSave up to $14,660 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
2.54ct Round
$2,520 NZD