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Round|Lab Grown|IGI

1.23ct E VVS2 Round Lab Grown Diamond

EX • E/VVS2 • IGI LG686501315

Shape and cutting style on the report: Round brilliant

Certificate IGI LG686501315

Diamond specifications and retailer prices

From $178 USD
As of October 29, 2026
Save $947 USD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,125 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG686501315 or 686501315. Listed at 22 retailers as of October 28, 2026, with prices from $178 to $1,125, a $947 spread on the same certified stone. Reve Diamonds lists it at $1,125. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG686501315
Dimensions6.86 × 6.90 × 4.30 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.86 mm6.90 mm1.23 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG686501315
Side View
Table 56.0%Crown 34.8°Girdle: MediumPavilion 41.3°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
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: $368 USD|Low: $171 USD|High: $1,125 USD|Avg: $473 USD|-4.6%
Retailer 1
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Retailer 3
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Retailer 14
Retailer 15
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Retailer 17
Retailer 18
Retailer 19
Reve Diamonds
October 29, 2026
Retailer 6$178 USD
Retailer 9$199 USD
Retailer 16$207 USD
Retailer 8$221 USD
Retailer 19$221 USD
Retailer 12$300 USD
Retailer 1$368 USD
Retailer 4$374 USD
Retailer 14$380 USD
Retailer 13$395 USD
Retailer 5$438 USD
Retailer 17$499 USD
Retailer 15$540 USD
Retailer 10$545 USD
Retailer 2$557 USD
Retailer 7$711 USD
Retailer 11$720 USD
Retailer 3$870 USD
Retailer 18$1,040 USD
Reve Diamonds$1,125 USD

44 data points across 20 retailers

22 retailers$178 USD to $1,125 USD

A
Cheapest Retailer
-
$178 USD
A
Retailer 2
-
$199 USD
View
Final sale: no returns
A
Retailer 3
-
$207 USD
View
A
Retailer 4
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$221 USD
View
A
Retailer 5
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$221 USD
View
B+
Retailer 6
-
$300 USD
View
A
Retailer 7
-
$368 USD
€350 EUR
View
A
Retailer 8
-
$374 USD
£295 GBP
View
Price last confirmed 14 days ago
A
Retailer 9
-
$380 USD
ZAR 6,138 ZAR
View
A
Retailer 10
-
$395 USD
£311 GBP
View
B+
Retailer 11
-
$419 USD
View
B+
Retailer 12
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$438 USD
View
B+
Retailer 13
-
$499 USD
A$768 AUD
View
B+
Retailer 14
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$540 USD
A$831 AUD
View
B+
Retailer 15
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$545 USD
View
B
Retailer 16
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$557 USD
View
B
Retailer 17
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$711 USD
View
B
Retailer 18
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$735 USD
View
B
Retailer 19
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$766 USD
View
B
Retailer 20
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$870 USD
View
Price last confirmed 13 days ago
B
Retailer 21
-
$1,040 USD
£819 GBP
View
Most Expensive
B
Reve Diamonds
5E50A3588 · Oct 28
$1,125 USD
View
21 more retailers have this diamond
Prices start from $178 USDSave up to $947 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
1.23ct Round
$178 USD