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Oval|Lab Grown|IGI

1.31ct E VVS1 Oval Lab Grown Diamond

ID • E/VVS1 • IGI LG778645535

Certificate IGI LG778645535

Diamond specifications and retailer prices

From $259 USD
Save $1,684 USD (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,943 USD at Queensmith
View at Queensmith

About this 1.31ct lab-grown oval diamond

This 1.31ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778645535 or 778645535. Listed at 26 retailers, with prices from $259 to $1,943 at Queensmith, a $1,684 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778645535
Dimensions8.73 × 6.07 × 3.81 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.73 mm6.07 mm1.31 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778645535
Side View
Table 60.0%Crown 38°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 28
Current: $1,943 USD|Low: $170 USD|High: $1,943 USD|Avg: $778 USD
Queensmith
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 19
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Retailer 22
October 1, 2026
Retailer 4$259 USD
Retailer 6$290 USD
Retailer 21$301 USD
Retailer 5$317 USD
Retailer 9$322 USD
Retailer 2$398 USD
Retailer 10$432 USD
Retailer 7$480 USD
Retailer 22$540 USD
Retailer 18$546 USD
Retailer 20$576 USD
Retailer 13$599 USD
Retailer 14$657 USD
Retailer 3$738 USD
Retailer 17$781 USD
Retailer 12$831 USD
Retailer 19$1,034 USD
Retailer 15$1,175 USD
Retailer 8$1,250 USD
Retailer 11$1,270 USD
Retailer 16$1,304 USD
Queensmith$1,943 USD

37 data points across 22 retailers

26 retailers$259 USD to $1,943 USD

A
Cheapest Retailer
-
$259 USD
A
Retailer 2
-
$290 USD
View
A
Retailer 3
-
$301 USD
View
A
Retailer 4
-
$317 USD
View
A
Retailer 5
-
$322 USD
View
A
Retailer 6
-
$358 USD
HK$2,800 HKD
View
A
Retailer 7
-
$398 USD
£313 GBP
View
A
Retailer 8
-
$432 USD
View
A
Retailer 9
-
$480 USD
View
B+
Retailer 10
-
$540 USD
€514 EUR
View
B+
Retailer 11
-
$546 USD
ZAR 8,823 ZAR
View
B+
Retailer 12
-
$576 USD
View
B+
Retailer 13
-
$600 USD
£472 GBP
View
B+
Retailer 14
-
$657 USD
View
B+
Retailer 15
-
$738 USD
View
B+
Retailer 16
-
$781 USD
A$1,202 AUD
View
B+
Retailer 17
-
$848 USD
View
B
Retailer 18
-
$1,010 USD
View
B
Retailer 19
-
$1,034 USD
View
B
Retailer 20
-
$1,035 USD
SGD 1,399 SGD
View
B
Retailer 21
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$1,085 USD
View
B
Retailer 22
-
$1,250 USD
£984 GBP
View
B
Retailer 23
-
$1,270 USD
View
B
Retailer 24
-
$1,304 USD
£1,027 GBP
View
B
Retailer 25
-
$1,383 USD
View
Most Expensive
B
Queensmith
LG778645535 · Sep 29
$1,943 USD
£1,530 GBP
View
25 more retailers have this diamond
Prices start from $259 USDSave up to $1,684 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.

A
1.31ct Oval
$259 USD