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Heart|Lab Grown|IGI

12.53ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG669458684

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG669458684

Diamond specifications and retailer prices

From $5,037 SGD
£3,102 GBP
As of October 30, 2026
Save $25,952 SGD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $30,988 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 12.53ct lab-grown heart diamond

This 12.53ct lab-grown heart 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 LG669458684 or 669458684. Listed at 21 retailers as of October 30, 2026, with prices from $5,037 to $30,988, a $25,952 spread on the same certified stone. Brilliant Earth lists it at $30,988. 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

12.53
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669458684
Dimensions14.42 × 16.48 × 9.21 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.42 mm16.48 mm12.53 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669458684
Side View
Table 65.0%Crown 31.3°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 55.9%

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 30
Current: $30,988 SGD|Low: $5,037 SGD|High: $37,086 SGD|Avg: $11,174 SGD|-16.4%
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
October 31, 2026
Retailer 14$5,037 SGD
Retailer 8$5,390 SGD
Retailer 3$5,648 SGD
Retailer 20$6,035 SGD
Retailer 16$6,253 SGD
Retailer 17$6,442 SGD
Retailer 11$6,473 SGD
Retailer 5$6,475 SGD
Retailer 18$7,812 SGD
Retailer 2$8,024 SGD
Retailer 13$8,136 SGD
Retailer 12$9,428 SGD
Retailer 15$9,677 SGD
Retailer 9$12,245 SGD
Retailer 6$13,876 SGD
Retailer 19$14,511 SGD
Retailer 10$14,634 SGD
Retailer 4$17,369 SGD
Retailer 7$22,251 SGD
Brilliant Earth$30,988 SGD

36 data points across 20 retailers

21 retailers$5,037 SGD to $30,988 SGD

A
Cheapest Retailer
-
$5,037 SGD
£3,102 GBP
A
Retailer 2
-
$5,390 SGD
$4,216 USD
View
A
Retailer 3
-
$5,648 SGD
$4,418 USD
View
A
Retailer 4
-
$6,035 SGD
$4,721 USD
View
Final sale: no returns
A
Retailer 5
-
$6,253 SGD
$4,891 USD
View
B+
Retailer 6
-
$6,442 SGD
$5,039 USD
View
Retailer 7
-
$6,473 SGD
$5,063 USD
View
Price last confirmed 19 days ago
B+
Retailer 8
-
$6,475 SGD
$5,065 USD
View
B+
Retailer 9
-
$7,812 SGD
$6,111 USD
View
B+
Retailer 10
-
$8,024 SGD
£4,942 GBP
View
B+
Retailer 11
-
$8,136 SGD
$6,364 USD
View
B+
Retailer 12
-
$9,428 SGD
$7,375 USD
View
B+
Retailer 13
-
$9,677 SGD
ZAR 122,292 ZAR
View
Retailer 14
-
$12,245 SGD
A$14,736 AUD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$13,876 SGD
$10,854 USD
View
B
Retailer 16
-
$14,511 SGD
$11,351 USD
View
Retailer 17
-
$14,634 SGD
A$17,611 AUD
View
Price last confirmed 22 days ago
B
Retailer 18
-
$16,422 SGD
$12,846 USD
View
B
Retailer 19
-
$17,369 SGD
$13,587 USD
View
B
Retailer 20
-
$22,251 SGD
$17,406 USD
View
Most Expensive
B
Brilliant Earth
13435437A · Oct 30
$30,988 SGD
$24,240 USD
View
20 more retailers have this diamond
Prices start from $5,037 SGDSave up to $25,952 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
12.53ct Heart
$5,037 SGD