CaratHunter
Plans
Round|Lab Grown|IGI

1.23ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG487108293

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487108293

Diamond specifications and retailer prices

From $1,767 NZD
As of November 3, 2026
Save $2,237 NZD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,340 NZD at Aida Diamonds · As of October 31, 2026
View at Aida Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG487108293 or 487108293. Listed at 14 retailers as of November 3, 2026, with a 127% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487108293
Dimensions6.82 × 6.84 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.82 mm6.84 mm1.23 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487108293
Side View
Table 55.5%Crown 35.7°GirdlePavilion 40.1°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $5,340 NZD|Low: $1,696 NZD|High: $7,044 NZD|Avg: $3,221 NZD|-0.1%
Aida 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
November 3, 2026
Retailer 11$1,767 NZD
Retailer 12$1,885 NZD
Retailer 5$1,922 NZD
Retailer 4$1,979 NZD
Retailer 3$2,050 NZD
Retailer 13$2,050 NZD
Retailer 9$2,356 NZD
Retailer 14$3,275 NZD
Retailer 7$3,769 NZD
Retailer 6$3,842 NZD
Retailer 2$4,004 NZD
Retailer 10$4,417 NZD
Aida Diamonds$5,340 NZD
Retailer 8$6,950 NZD

44 data points across 14 retailers

14 retailers$1,767 NZD to $4,004 NZD

B
Cheapest Retailer
-
$1,767 NZD
B
Retailer 2
-
$1,885 NZD
View
B
Retailer 3
-
$1,922 NZD
View
B
Retailer 4
-
$1,979 NZD
View
Final sale: no returns
B
Retailer 5
-
$2,050 NZD
View
Retailer 6
-
$2,050 NZD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$2,356 NZD
View
B
Retailer 8
-
$3,275 NZD
View
B
Retailer 9
-
$3,769 NZD
View
B
Retailer 10
-
$3,842 NZD
View
B
Retailer 11
-
$4,004 NZD
View
Retailer 12
-
$4,417 NZD
View
Price under review
Most Expensive
Aida Diamonds
496865673 · Oct 31
$5,340 NZD
A$4,621 AUD
View
Price under review
12 more retailers have this diamond
Prices start from $1,767 NZDSave up to $2,237 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.

B
1.23ct Round
$1,767 NZD