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Round|Lab Grown|IGI

1.58ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG778632981

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778632981

Diamond specifications and retailer prices

From $418 NZD
$235 USD
As of October 29, 2026
Save $1,907 NZD (82%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $2,742 NZD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.58ct lab-grown round diamond

This 1.58ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778632981 or 778632981. Listed at 27 retailers as of October 29, 2026, with a 456% 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

1.58
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778632981
Dimensions7.42 × 7.51 × 4.58 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
7.42 mm7.51 mm1.58 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778632981
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.4%

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 29
Current: $2,742 NZD|Low: $415 NZD|High: $2,742 NZD|Avg: $1,210 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
October 30, 2026
Retailer 11$418 NZD
Retailer 17$479 NZD
Retailer 20$486 NZD
Retailer 5$520 NZD
Retailer 6$520 NZD
Retailer 7$878 NZD
Retailer 18$892 NZD
Retailer 3$899 NZD
Retailer 4$972 NZD
Retailer 16$976 NZD
Retailer 2$979 NZD
Retailer 21$1,028 NZD
Retailer 19$1,211 NZD
Retailer 9$1,364 NZD
Retailer 12$1,670 NZD
Retailer 10$1,762 NZD
Retailer 13$1,859 NZD
Retailer 14$1,967 NZD
Retailer 15$2,092 NZD
Retailer 8$2,325 NZD
Brilliant Earth$2,742 NZD

35 data points across 21 retailers

27 retailers$418 NZD to $2,325 NZD

Retailer 1
-
$415 NZD
$233 USD
Price last confirmed 38 days ago
A
Retailer 2
-
$418 NZD
$235 USD
View
A
Retailer 3
-
$479 NZD
$269 USD
View
Final sale: no returns
A
Retailer 4
-
$486 NZD
$273 USD
View
Retailer 5
-
$507 NZD
$285 USD
View
Price last confirmed 38 days ago
A
Retailer 6
-
$520 NZD
$292 USD
View
A
Retailer 7
-
$520 NZD
$292 USD
View
A
Retailer 8
-
$878 NZD
$493 USD
View
A
Retailer 9
-
$892 NZD
ZAR 8,095 ZAR
View
A
Retailer 10
-
$899 NZD
$505 USD
View
A
Retailer 11
-
$972 NZD
$546 USD
View
B+
Retailer 12
-
$976 NZD
€522 EUR
View
B+
Retailer 13
-
$979 NZD
£433 GBP
View
B+
Retailer 14
-
$1,028 NZD
A$888 AUD
View
B+
Retailer 15
-
$1,211 NZD
A$1,046 AUD
View
B+
Retailer 16
-
$1,364 NZD
$766 USD
View
Retailer 17
-
$1,578 NZD
$886 USD
View
Price last confirmed 95 days ago
Retailer 18
-
$1,654 NZD
$929 USD
View
Price last confirmed 39 days ago
B+
Retailer 19
-
$1,670 NZD
$938 USD
View
B
Retailer 20
-
$1,762 NZD
$990 USD
View
B
Retailer 21
-
$1,859 NZD
A$1,606 AUD
View
B
Retailer 22
-
$1,967 NZD
$1,105 USD
View
B
Retailer 23
-
$2,092 NZD
£925 GBP
View
B
Retailer 24
-
$2,094 NZD
$1,176 USD
View
B
Retailer 25
-
$2,222 NZD
$1,248 USD
View
B
Retailer 26
-
$2,325 NZD
$1,306 USD
View
Most Expensive
Brilliant Earth
20095575A · Oct 16
$2,742 NZD
$1,540 USD
View
Price last confirmed 14 days ago
26 more retailers have this diamond
Prices start from $418 NZDSave up to $1,907 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
1.58ct Round
$418 NZD