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Round|Lab Grown|IGI

12.45ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG690526732

Shape and cutting style on the report: Round brilliant

Certificate IGI LG690526732

Diamond specifications and retailer prices

From $5,128 SGD
$4,011 USD
As of October 29, 2026
Save $32,764 SGD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $37,892 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 12.45ct lab-grown round diamond

This 12.45ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG690526732 or 690526732. Listed at 23 retailers as of October 29, 2026, with prices from $5,128 to $37,892, a $32,764 spread on the same certified stone. Brilliant Earth lists it at $37,892. 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

12.45
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG690526732
Dimensions14.87 × 14.91 × 9.12 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.87 mm14.91 mm12.45 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG690526732
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

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: $37,892 SGD|Low: $5,128 SGD|High: $37,892 SGD|Avg: $12,087 SGD
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 7$5,128 SGD
Retailer 21$5,373 SGD
Retailer 3$5,741 SGD
Retailer 6$5,948 SGD
Retailer 17$5,951 SGD
Retailer 4$6,078 SGD
Retailer 10$7,020 SGD
Retailer 5$7,146 SGD
Retailer 9$7,433 SGD
Retailer 13$7,778 SGD
Retailer 18$8,380 SGD
Retailer 16$9,206 SGD
Retailer 15$9,455 SGD
Retailer 19$11,209 SGD
Retailer 8$12,586 SGD
Retailer 20$13,409 SGD
Retailer 2$15,292 SGD
Retailer 11$16,520 SGD
Retailer 12$20,329 SGD
Retailer 14$21,107 SGD
Brilliant Earth$37,892 SGD

39 data points across 21 retailers

23 retailers$5,128 SGD to $37,892 SGD

A
Cheapest Retailer
-
$5,128 SGD
$4,011 USD
A
Retailer 2
-
$5,373 SGD
$4,203 USD
View
A
Retailer 3
-
$5,741 SGD
$4,491 USD
View
Final sale: no returns
A
Retailer 4
-
$5,948 SGD
$4,653 USD
View
A
Retailer 5
-
$5,951 SGD
$4,655 USD
View
A
Retailer 6
-
$6,078 SGD
$4,754 USD
View
Retailer 7
-
$6,783 SGD
$5,306 USD
View
Price last confirmed 19 days ago
A
Retailer 8
-
$7,020 SGD
HK$42,900 HKD
View
A
Retailer 9
-
$7,146 SGD
$5,590 USD
View
A
Retailer 10
-
$7,433 SGD
$5,814 USD
View
A
Retailer 11
-
$7,778 SGD
£4,791 GBP
View
A
Retailer 12
-
$8,380 SGD
$6,555 USD
View
B+
Retailer 13
-
$9,206 SGD
ZAR 116,336 ZAR
View
B+
Retailer 14
-
$9,455 SGD
€7,044 EUR
View
B+
Retailer 15
-
$11,182 SGD
$8,747 USD
View
Retailer 16
-
$11,209 SGD
A$13,489 AUD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$12,586 SGD
$9,845 USD
View
B+
Retailer 18
-
$13,409 SGD
$10,489 USD
View
Retailer 19
-
$15,292 SGD
A$18,403 AUD
View
B
Retailer 20
-
$16,520 SGD
$12,922 USD
View
B
Retailer 21
-
$20,329 SGD
View
B
Retailer 22
-
$21,107 SGD
$16,511 USD
View
Most Expensive
B
Brilliant Earth
20264486A · Oct 31
$37,892 SGD
$29,640 USD
View
22 more retailers have this diamond
Prices start from $5,128 SGDSave up to $32,764 SGD

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
12.45ct Round
$5,128 SGD