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Asscher|Lab Grown|IGI

2.78ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG652428584

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG652428584

Diamond specifications and retailer prices

From $839 NZD
$472 USD
As of October 31, 2026
Save $4,582 NZD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,114 NZD at Rare Carat · As of September 28, 2026
View at Rare Carat

About this 2.78ct lab-grown asscher diamond

This 2.78ct lab-grown asscher sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG652428584 or 652428584. Listed at 17 retailers as of October 31, 2026, with a 546% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.78
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652428584
Dimensions7.66 × 7.39 × 5.13 mm
L/W Ratio1.04
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.66 mm7.39 mm2.78 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652428584
Side View
Table 64.0%Crown 32.8°Girdle: Slightly ThickPavilion 39.8°Culet: NoneDepth 69.4%

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 31
Current: $6,114 NZD|Low: $563 NZD|High: $7,731 NZD|Avg: $2,343 NZD
Rare Carat
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
November 2, 2026
Retailer 6$839 NZD
Retailer 11$841 NZD
Retailer 16$930 NZD
Retailer 15$1,024 NZD
Retailer 2$1,139 NZD
Retailer 5$1,191 NZD
Retailer 14$1,452 NZD
Retailer 3$1,468 NZD
Retailer 9$1,533 NZD
Retailer 12$2,067 NZD
Retailer 7$2,955 NZD
Retailer 8$3,049 NZD
Retailer 4$3,380 NZD
Retailer 10$3,415 NZD
Retailer 13$5,421 NZD
Rare Carat$6,114 NZD

35 data points across 16 retailers

17 retailers$839 NZD to $5,421 NZD

A
Cheapest Retailer
-
$839 NZD
$472 USD
Final sale: no returns
A
Retailer 2
-
$841 NZD
$473 USD
View
Retailer 3
-
$930 NZD
$523 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$1,024 NZD
HK$4,500 HKD
View
A
Retailer 5
-
$1,139 NZD
£504 GBP
View
A
Retailer 6
-
$1,191 NZD
$670 USD
View
A
Retailer 7
-
$1,452 NZD
€778 EUR
View
B+
Retailer 8
-
$1,468 NZD
$826 USD
View
B+
Retailer 9
-
$1,533 NZD
£679 GBP
View
B+
Retailer 10
-
$2,067 NZD
$1,163 USD
View
B
Retailer 11
-
$2,476 NZD
£1,097 GBP
View
B
Retailer 12
-
$2,955 NZD
SGD 2,247 SGD
View
B
Retailer 13
-
$3,049 NZD
$1,715 USD
View
B
Retailer 14
-
$3,380 NZD
$1,902 USD
View
B
Retailer 15
-
$3,415 NZD
£1,513 GBP
View
B
Retailer 16
-
$5,421 NZD
$3,050 USD
View
Most Expensive
Rare Carat
665844285AS652 · Sep 28
$6,114 NZD
$3,440 USD
View
Price last confirmed 35 days ago
16 more retailers have this diamond
Prices start from $839 NZDSave up to $4,582 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
2.78ct Asscher
$839 NZD