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Round|Lab Grown|IGI

1.54ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG778659568

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778659568

Diamond specifications and retailer prices

From $372 NZD
As of November 5, 2026
Save $1,656 NZD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,028 NZD at Brilliant Earth · As of November 5, 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 LG778659568 or 778659568. Listed at 21 retailers as of November 5, 2026, with prices from $372 to $2,028, a $1,656 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 angle33.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778659568
Dimensions7.54 × 7.51 × 4.46 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.54 mm7.51 mm1.54 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778659568
Side View
Table 60.0%Crown 33.2°Girdle: MediumPavilion 40.6°Culet: NoneDepth 59.3%

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 5
Current: $2,028 NZD|Low: $365 NZD|High: $2,277 NZD|Avg: $1,067 NZD|-7.3%
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
November 5, 2026
Retailer 7$372 NZD
Retailer 3$416 NZD
Retailer 18$432 NZD
Retailer 15$463 NZD
Retailer 9$464 NZD
Retailer 8$797 NZD
Retailer 14$797 NZD
Retailer 10$822 NZD
Retailer 17$1,051 NZD
Retailer 12$1,076 NZD
Retailer 13$1,226 NZD
Retailer 11$1,281 NZD
Retailer 16$1,485 NZD
Retailer 4$1,498 NZD
Retailer 6$1,578 NZD
Retailer 2$1,845 NZD
Retailer 5$1,870 NZD
Brilliant Earth$2,028 NZD

35 data points across 18 retailers

21 retailers$372 NZD to $2,028 NZD

A
Cheapest Retailer
-
$372 NZD
Retailer 2
-
$379 NZD
View
Price last confirmed 48 days ago
A
Retailer 3
-
$416 NZD
View
Final sale: no returns
A
Retailer 4
-
$432 NZD
View
Retailer 5
-
$461 NZD
View
Price last confirmed 47 days ago
A
Retailer 6
-
$463 NZD
View
Retailer 7
-
$464 NZD
View
Price last confirmed 11 days ago
B+
Retailer 8
-
$797 NZD
View
A
Retailer 9
-
$797 NZD
View
A
Retailer 10
-
$822 NZD
View
A
Retailer 11
-
$1,051 NZD
View
A
Retailer 12
-
$1,076 NZD
View
B+
Retailer 13
-
$1,226 NZD
View
B+
Retailer 14
-
$1,281 NZD
View
B+
Retailer 15
-
$1,485 NZD
View
B+
Retailer 16
-
$1,498 NZD
View
Retailer 17
-
$1,501 NZD
View
Price last confirmed 45 days ago
B+
Retailer 18
-
$1,578 NZD
View
B+
Retailer 19
-
$1,845 NZD
View
B+
Retailer 20
-
$1,870 NZD
View
Most Expensive
B+
Brilliant Earth
21501172A · Nov 5
$2,028 NZD
$1,140 USD
View
20 more retailers have this diamond
Prices start from $372 NZDSave up to $1,656 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
$372 NZD