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Oval|Lab Grown|IGI

2.56ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG447001981

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447001981

Diamond specifications and retailer prices

From $3,913 USD
As of November 5, 2026
Save $5,783 USD (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $9,696 USD at MOH London · As of November 5, 2026
View at MOH London

About this 2.56ct lab-grown oval diamond

This 2.56ct lab-grown oval sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001981 or 447001981. Listed at 8 retailers as of November 5, 2026, with prices from $3,913 to $9,696, a $5,783 spread on the same certified stone. MOH London lists it at $9,696. 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

2.56
Carat
K
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.7°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001981
Dimensions10.40 × 7.77 × 4.93 mm
L/W Ratio1.34
Girdle conditionFaceted
Top View
10.40 mm7.77 mm2.56 ctK / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447001981
Side View
Table 61.5%Crown 36.7°Girdle: STK-VTKPavilion 41.7°Culet: NoneDepth 63.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $9,696 USD|Low: $3,757 USD|High: $10,304 USD|Avg: $6,334 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$3,913 USD
Retailer 7$4,101 USD
Retailer 4$4,539 USD
Retailer 8$5,071 USD
Retailer 6$5,672 USD
Retailer 2$6,020 USD
Retailer 5$7,033 USD
MOH London$9,696 USD
Retailer 9$10,304 USD

15 data points across 9 retailers

8 retailers$3,913 USD to $9,696 USD

B
Cheapest Retailer
-
$3,913 USD
B
Retailer 2
-
$4,101 USD
View
B
Retailer 3
-
$4,539 USD
View
Retailer 4
-
$4,539 USD
View
Price last confirmed 25 days ago
B
Retailer 5
-
$5,672 USD
View
B
Retailer 6
-
$6,020 USD
View
C
Retailer 7
-
$7,033 USD
View
Most Expensive
C
MOH London
LG447001981 · Nov 5
$9,696 USD
£7,635 GBP
View
7 more retailers have this diamond
Prices start from $3,913 USDSave up to $5,783 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.

B
2.56ct Oval
$3,913 USD