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Round|Lab Grown|IGI

2.56ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG831660896

Shape and cutting style on the report: Round brilliant

Certificate IGI LG831660896

Diamond specifications and retailer prices

From $385 USD
As of October 29, 2026
Save $2,895 USD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,280 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.56ct lab-grown round diamond

This 2.56ct lab-grown round 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 LG831660896 or 831660896. Listed at 23 retailers as of October 29, 2026, with prices from $385 to $3,280, a $2,895 spread on the same certified stone. Brilliant Earth lists it at $3,280. 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

2.56
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831660896
Dimensions8.76 × 8.80 × 5.36 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.76 mm8.80 mm2.56 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831660896
Side View
Table 56.0%Crown 33.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.0%

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 29
Current: $2,445 USD|Low: $380 USD|High: $2,465 USD|Avg: $1,096 USD|-0.8%
Retailer 1
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Retailer 21
November 1, 2026
Retailer 21$385 USD
Retailer 19$432 USD
Retailer 14$478 USD
Retailer 6$538 USD
Retailer 2$625 USD
Retailer 12$630 USD
Retailer 10$640 USD
Retailer 17$743 USD
Retailer 5$764 USD
Retailer 15$863 USD
Retailer 3$1,058 USD
Retailer 18$1,122 USD
Retailer 8$1,153 USD
Retailer 7$1,153 USD
Retailer 13$1,536 USD
Retailer 11$1,541 USD
Retailer 9$1,574 USD
Retailer 16$1,695 USD
Retailer 4$1,877 USD
Retailer 20$2,081 USD
Retailer 1$2,445 USD

26 data points across 21 retailers

23 retailers$385 USD to $3,280 USD

A
Cheapest Retailer
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$385 USD
A
Retailer 2
-
$432 USD
View
A
Retailer 3
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$471 USD
View
A
Retailer 4
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$478 USD
View
A
Retailer 5
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$538 USD
HK$4,200 HKD
View
A
Retailer 6
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$625 USD
View
A
Retailer 7
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$630 USD
£496 GBP
View
B+
Retailer 8
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$640 USD
View
A
Retailer 9
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$743 USD
€708 EUR
View
A
Retailer 10
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$764 USD
View
A
Retailer 11
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$863 USD
£680 GBP
View
B+
Retailer 12
-
$1,058 USD
A$1,627 AUD
View
B+
Retailer 13
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$1,122 USD
View
B+
Retailer 14
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$1,153 USD
ZAR 18,623 ZAR
View
B+
Retailer 15
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$1,153 USD
View
B
Retailer 16
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$1,536 USD
View
B
Retailer 17
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$1,541 USD
SGD 2,082 SGD
View
B
Retailer 18
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$1,574 USD
View
B
Retailer 19
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$1,695 USD
View
B
Retailer 20
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$1,877 USD
£1,478 GBP
View
B
Retailer 21
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$2,081 USD
View
B
Retailer 22
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$2,445 USD
View
Most Expensive
B
Brilliant Earth
21443780A · Oct 31
$3,280 USD
View
22 more retailers have this diamond
Prices start from $385 USDSave up to $2,895 USD

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
2.56ct Round
$385 USD