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Round|Lab Grown|IGI

1.54ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG818681800

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818681800

Diamond specifications and retailer prices

From $381 NZD
As of November 3, 2026
Save $1,647 NZD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,028 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818681800 or 818681800. Listed at 19 retailers as of November 3, 2026, with prices from $381 to $2,028, a $1,647 spread on the same certified stone. Brilliant Earth lists it at $2,028. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681800
Dimensions7.34 × 7.37 × 4.57 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.34 mm7.37 mm1.54 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681800
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 3
Current: $2,028 NZD|Low: $374 NZD|High: $2,028 NZD|Avg: $1,017 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
Retailer 18
Retailer 19
November 5, 2026
Retailer 11$381 NZD
Retailer 9$425 NZD
Retailer 5$441 NZD
Retailer 8$471 NZD
Retailer 19$471 NZD
Retailer 12$733 NZD
Retailer 17$809 NZD
Retailer 15$815 NZD
Retailer 3$824 NZD
Retailer 16$1,060 NZD
Retailer 18$1,103 NZD
Retailer 14$1,254 NZD
Retailer 13$1,290 NZD
Retailer 4$1,517 NZD
Retailer 10$1,530 NZD
Retailer 7$1,612 NZD
Retailer 2$1,886 NZD
Retailer 6$1,918 NZD
Brilliant Earth$2,028 NZD

33 data points across 19 retailers

19 retailers$381 NZD to $2,028 NZD

A
Cheapest Retailer
-
$381 NZD
A
Retailer 2
-
$425 NZD
View
Final sale: no returns
A
Retailer 3
-
$441 NZD
View
Retailer 4
-
$471 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$471 NZD
View
A
Retailer 6
-
$733 NZD
View
B+
Retailer 7
-
$809 NZD
View
A
Retailer 8
-
$815 NZD
View
A
Retailer 9
-
$824 NZD
View
A
Retailer 10
-
$1,060 NZD
View
Retailer 11
-
$1,103 NZD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$1,254 NZD
View
B+
Retailer 13
-
$1,290 NZD
View
B+
Retailer 14
-
$1,517 NZD
View
B+
Retailer 15
-
$1,530 NZD
View
B+
Retailer 16
-
$1,612 NZD
View
B+
Retailer 17
-
$1,886 NZD
View
B+
Retailer 18
-
$1,918 NZD
View
Most Expensive
B
Brilliant Earth
22456261A · Nov 4
$2,028 NZD
$1,140 USD
View
18 more retailers have this diamond
Prices start from $381 NZDSave up to $1,647 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
1.54ct Round
$381 NZD