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Heart|Lab Grown|IGI

1.28ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG779643406

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG779643406

Diamond specifications and retailer prices

From $311 NZD
$175 USD
As of October 30, 2026
Save $1,665 NZD (84%) vs most expensive(unlock to see where)
33 retailers carry this diamond
Most expensive: $1,976 NZD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.28ct lab-grown heart diamond

This 1.28ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779643406 or 779643406. Listed at 33 retailers as of October 30, 2026, with prices from $311 to $1,976, a $1,665 spread on the same certified stone. Reve Diamonds lists it at $1,976. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779643406
Dimensions6.04 × 7.04 × 4.03 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.04 mm7.04 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779643406
Side View
Table 67.0%Crown 33.7°Girdle: STK-THKPavilion 33.5°Culet: NoneDepth 57.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $684 NZD|Low: $337 NZD|High: $2,008 NZD|Avg: $981 NZD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
October 31, 2026
Retailer 9$346 NZD
Retailer 4$380 NZD
Retailer 5$394 NZD
Retailer 12$646 NZD
Retailer 1$684 NZD
Retailer 10$685 NZD
Retailer 7$830 NZD
Retailer 8$836 NZD
Retailer 2$917 NZD
Retailer 3$1,222 NZD
Retailer 6$1,306 NZD
Retailer 11$1,334 NZD
Retailer 13$1,762 NZD
Reve Diamonds$1,976 NZD

40 data points across 14 retailers

33 retailers$311 NZD to $1,976 NZD

Retailer 1
-
$303 NZD
$171 USD
Price last confirmed 7 days ago
Retailer 2
-
$307 NZD
$173 USD
View
Price last confirmed 29 days ago
Retailer 3
-
$307 NZD
$173 USD
View
Price last confirmed 26 days ago
A
Retailer 4
-
$311 NZD
$175 USD
View
Retailer 5
-
$318 NZD
$179 USD
View
Price last confirmed 20 days ago
Retailer 6
-
$321 NZD
$181 USD
View
Price last confirmed 23 days ago
A
Retailer 7
-
$346 NZD
$195 USD
View
Final sale: no returns
A
Retailer 8
-
$351 NZD
$198 USD
View
A
Retailer 9
-
$376 NZD
$212 USD
View
Retailer 10
-
$380 NZD
$214 USD
View
Price last confirmed 9 days ago
A
Retailer 11
-
$385 NZD
$217 USD
View
Retailer 12
-
$392 NZD
$221 USD
View
Price last confirmed 31 days ago
Retailer 13
-
$394 NZD
$222 USD
View
Price last confirmed 20 days ago
Retailer 14
-
$394 NZD
$222 USD
View
Price last confirmed 15 days ago
Retailer 15
-
$394 NZD
$222 USD
View
Price last confirmed 19 days ago
Retailer 16
-
$397 NZD
$224 USD
View
Price last confirmed 23 days ago
Retailer 17
-
$397 NZD
$224 USD
View
Price last confirmed 26 days ago
A
Retailer 18
-
$646 NZD
ZAR 5,882 ZAR
View
A
Retailer 19
-
$684 NZD
£303 GBP
View
A
Retailer 20
-
$685 NZD
$386 USD
View
A
Retailer 21
-
$830 NZD
$468 USD
View
A
Retailer 22
-
$836 NZD
$471 USD
View
B+
Retailer 23
-
$917 NZD
A$795 AUD
View
Retailer 24
-
$1,210 NZD
$682 USD
View
Price last confirmed 9 days ago
Retailer 25
-
$1,222 NZD
$689 USD
View
Price last confirmed 11 days ago
Retailer 26
-
$1,265 NZD
$713 USD
View
Price last confirmed 21 days ago
Retailer 27
-
$1,277 NZD
$720 USD
View
Price last confirmed 23 days ago
Retailer 28
-
$1,277 NZD
$720 USD
View
Price last confirmed 30 days ago
Retailer 29
-
$1,277 NZD
$720 USD
View
Price last confirmed 26 days ago
B
Retailer 30
-
$1,306 NZD
$736 USD
View
B+
Retailer 31
-
$1,334 NZD
$752 USD
View
B
Retailer 32
-
$1,762 NZD
£782 GBP
View
Most Expensive
B
Reve Diamonds
DB45132C0 · Oct 30
$1,976 NZD
$1,114 USD
View
32 more retailers have this diamond
Prices start from $311 NZDSave up to $1,665 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
1.28ct Heart
$311 NZD