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Heart|Lab Grown|IGI

2.57ct G VVS1 Heart Lab Grown Diamond

EX • G/VVS1 • IGI LG771631434

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG771631434

Diamond specifications and retailer prices

From $855 NZD
As of November 4, 2026
Save $6,738 NZD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,593 NZD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown heart diamond

This 2.57ct lab-grown heart sits in the two to three carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG771631434 or 771631434. Listed at 14 retailers as of November 3, 2026, with prices from $855 to $7,593, a $6,738 spread on the same certified stone. Do Amore Diamonds lists it at $7,593. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.57
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771631434
Dimensions8.28 × 9.49 × 5.55 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.28 mm9.49 mm2.57 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771631434
Side View
Table 60.0%Crown 37.7°Girdle: STK-THKPavilion 42.3°Culet: NoneDepth 62.3%

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: Nov 4
Current: $7,593 NZD|Low: $855 NZD|High: $8,427 NZD|Avg: $3,048 NZD|-9.9%
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
November 2, 2026
Retailer 13$855 NZD
Retailer 5$958 NZD
Retailer 3$1,008 NZD
Retailer 10$1,313 NZD
Retailer 6$1,467 NZD
Retailer 15$1,508 NZD
Retailer 14$1,559 NZD
Retailer 7$1,916 NZD
Retailer 8$2,079 NZD
Retailer 12$2,599 NZD
Retailer 2$2,659 NZD
Retailer 16$3,080 NZD
Retailer 4$4,086 NZD
Retailer 9$4,887 NZD
Retailer 11$5,588 NZD
Do Amore Diamonds$7,593 NZD

29 data points across 16 retailers

14 retailers$855 NZD to $7,593 NZD

A
Cheapest Retailer
-
$855 NZD
A
Retailer 2
-
$958 NZD
View
A
Retailer 3
-
$1,008 NZD
View
Final sale: no returns
A
Retailer 4
-
$1,313 NZD
View
A
Retailer 5
-
$1,467 NZD
View
B+
Retailer 6
-
$1,508 NZD
View
A
Retailer 7
-
$1,559 NZD
View
B+
Retailer 8
-
$2,599 NZD
View
B+
Retailer 9
-
$2,659 NZD
View
B
Retailer 10
-
$3,080 NZD
View
B
Retailer 11
-
$4,086 NZD
View
B
Retailer 12
-
$4,887 NZD
View
B
Retailer 13
-
$5,588 NZD
View
Most Expensive
B
Do Amore Diamonds
27-6C589613F · Nov 3
$7,593 NZD
$4,280 USD
View
13 more retailers have this diamond
Prices start from $855 NZDSave up to $6,738 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
2.57ct Heart
$855 NZD