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Oval|Lab Grown|IGI

1.28ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG813689856

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG813689856

Diamond specifications and retailer prices

From $445 NZD
$251 USD
As of October 30, 2026
Save $3,369 NZD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,815 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval 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 LG813689856 or 813689856. Listed at 13 retailers as of October 30, 2026, with prices from $445 to $3,815, a $3,369 spread on the same certified stone. Do Amore Diamonds lists it at $3,815. 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°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813689856
Dimensions9.13 × 6.25 × 3.71 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.13 mm6.25 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813689856
Side View
Table 60.0%Crown 33°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 59.4%

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 30
Current: $3,815 NZD|Low: $433 NZD|High: $3,815 NZD|Avg: $1,143 NZD
Do Amore Diamonds
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
October 31, 2026
Retailer 8$433 NZD
Retailer 3$445 NZD
Retailer 15$672 NZD
Retailer 10$683 NZD
Retailer 7$727 NZD
Retailer 4$751 NZD
Retailer 12$839 NZD
Retailer 2$1,034 NZD
Retailer 11$1,065 NZD
Retailer 14$1,324 NZD
Retailer 6$1,579 NZD
Retailer 9$1,590 NZD
Retailer 5$2,024 NZD
Retailer 16$2,052 NZD
Retailer 13$2,252 NZD
Do Amore Diamonds$3,815 NZD

13 data points across 16 retailers

13 retailers$445 NZD to $3,815 NZD

Retailer 1
-
$350 NZD
$197 USD
Price last confirmed 38 days ago
Retailer 2
-
$428 NZD
$241 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
$445 NZD
$251 USD
View
Final sale: no returns
A
Retailer 4
-
$672 NZD
$379 USD
View
A
Retailer 5
-
$683 NZD
£303 GBP
View
A
Retailer 6
-
$839 NZD
$473 USD
View
A
Retailer 7
-
$1,034 NZD
£459 GBP
View
B+
Retailer 8
-
$1,065 NZD
$600 USD
View
B+
Retailer 9
-
$1,324 NZD
A$1,148 AUD
View
B
Retailer 10
-
$1,590 NZD
$896 USD
View
B
Retailer 11
-
$2,052 NZD
$1,157 USD
View
B
Retailer 12
-
$2,252 NZD
$1,269 USD
View
Most Expensive
B
Do Amore Diamonds
27-00770627A · Oct 31
$3,815 NZD
$2,150 USD
View
12 more retailers have this diamond
Prices start from $445 NZDSave up to $3,369 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 Oval
$445 NZD