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Round|Lab Grown|IGI

1.59ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG754515386

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754515386

Diamond specifications and retailer prices

From $405 NZD
$228 USD
As of October 29, 2026
Save $1,872 NZD (82%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $2,750 NZD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.59ct lab-grown round diamond

This 1.59ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754515386 or 754515386. Listed at 28 retailers as of October 29, 2026, with a 463% 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

1.59
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754515386
Dimensions7.45 × 7.49 × 4.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.45 mm7.49 mm1.59 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754515386
Side View
Table 57.0%Crown 34.7°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.0%

Caratlytics Score

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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 29
Current: $2,750 NZD|Low: $401 NZD|High: $2,750 NZD|Avg: $1,207 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
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 11$405 NZD
Retailer 17$452 NZD
Retailer 3$470 NZD
Retailer 5$502 NZD
Retailer 6$502 NZD
Retailer 13$756 NZD
Retailer 7$850 NZD
Retailer 20$862 NZD
Retailer 22$908 NZD
Retailer 16$935 NZD
Retailer 19$946 NZD
Retailer 4$955 NZD
Retailer 2$1,059 NZD
Retailer 21$1,172 NZD
Retailer 9$1,380 NZD
Retailer 12$1,613 NZD
Retailer 10$1,706 NZD
Retailer 15$1,891 NZD
Retailer 18$2,021 NZD
Retailer 14$2,042 NZD
Retailer 8$2,277 NZD
Brilliant Earth$2,750 NZD

29 data points across 22 retailers

28 retailers$405 NZD to $2,277 NZD

A
Cheapest Retailer
-
$405 NZD
$228 USD
Retailer 2
-
$438 NZD
$247 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$452 NZD
$255 USD
View
Final sale: no returns
A
Retailer 4
-
$470 NZD
$265 USD
View
A
Retailer 5
-
$502 NZD
$283 USD
View
A
Retailer 6
-
$502 NZD
$283 USD
View
Retailer 7
-
$536 NZD
$302 USD
View
Price last confirmed 38 days ago
A
Retailer 8
-
$756 NZD
£336 GBP
View
A
Retailer 9
-
$850 NZD
$479 USD
View
A
Retailer 10
-
$862 NZD
ZAR 7,848 ZAR
View
A
Retailer 11
-
$908 NZD
$512 USD
View
A
Retailer 12
-
$935 NZD
£415 GBP
View
A
Retailer 13
-
$946 NZD
€508 EUR
View
A
Retailer 14
-
$955 NZD
$538 USD
View
B+
Retailer 15
-
$1,059 NZD
A$918 AUD
View
B+
Retailer 16
-
$1,172 NZD
A$1,016 AUD
View
B+
Retailer 17
-
$1,380 NZD
$778 USD
View
Retailer 18
-
$1,585 NZD
$893 USD
View
Price last confirmed 75 days ago
B+
Retailer 19
-
$1,604 NZD
$904 USD
View
B+
Retailer 20
-
$1,613 NZD
$909 USD
View
B
Retailer 21
-
$1,706 NZD
$961 USD
View
Retailer 22
-
$1,748 NZD
$985 USD
View
Price last confirmed 39 days ago
B
Retailer 23
-
$1,891 NZD
$1,066 USD
View
B
Retailer 24
-
$2,021 NZD
£897 GBP
View
B
Retailer 25
-
$2,023 NZD
$1,140 USD
View
Retailer 26
-
$2,042 NZD
A$1,771 AUD
View
Price last confirmed 22 days ago
B
Retailer 27
-
$2,277 NZD
$1,283 USD
View
Most Expensive
Brilliant Earth
20095286A · Oct 16
$2,750 NZD
$1,550 USD
View
Price last confirmed 14 days ago
27 more retailers have this diamond
Prices start from $405 NZDSave up to $1,872 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
1.59ct Round
$405 NZD