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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 $7,117 NZD
$4,011 USD
As of October 29, 2026
Save $45,474 NZD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $52,590 NZD 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 $7,117 to $52,590, a $45,474 spread on the same certified stone. Brilliant Earth lists it at $52,590. 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

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

Price History

Last verified: Oct 29
Current: $52,590 NZD|Low: $7,117 NZD|High: $52,590 NZD|Avg: $16,775 NZD
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$7,117 NZD
Retailer 21$7,457 NZD
Retailer 3$7,968 NZD
Retailer 6$8,256 NZD
Retailer 17$8,259 NZD
Retailer 4$8,435 NZD
Retailer 10$9,743 NZD
Retailer 5$9,918 NZD
Retailer 9$10,316 NZD
Retailer 13$10,795 NZD
Retailer 18$11,631 NZD
Retailer 16$12,777 NZD
Retailer 15$13,123 NZD
Retailer 19$15,557 NZD
Retailer 8$17,468 NZD
Retailer 20$18,611 NZD
Retailer 2$21,224 NZD
Retailer 11$22,928 NZD
Retailer 12$28,215 NZD
Retailer 14$29,295 NZD
Brilliant Earth$52,590 NZD

39 data points across 21 retailers

23 retailers$7,117 NZD to $52,590 NZD

A
Cheapest Retailer
-
$7,117 NZD
$4,011 USD
A
Retailer 2
-
$7,457 NZD
$4,203 USD
View
A
Retailer 3
-
$7,968 NZD
$4,491 USD
View
Final sale: no returns
A
Retailer 4
-
$8,256 NZD
$4,653 USD
View
A
Retailer 5
-
$8,259 NZD
$4,655 USD
View
A
Retailer 6
-
$8,435 NZD
$4,754 USD
View
Retailer 7
-
$9,414 NZD
$5,306 USD
View
Price last confirmed 19 days ago
A
Retailer 8
-
$9,743 NZD
HK$42,900 HKD
View
A
Retailer 9
-
$9,918 NZD
$5,590 USD
View
A
Retailer 10
-
$10,316 NZD
$5,814 USD
View
A
Retailer 11
-
$10,795 NZD
£4,791 GBP
View
A
Retailer 12
-
$11,631 NZD
$6,555 USD
View
B+
Retailer 13
-
$12,777 NZD
ZAR 116,336 ZAR
View
B+
Retailer 14
-
$13,123 NZD
€7,044 EUR
View
B+
Retailer 15
-
$15,520 NZD
$8,747 USD
View
Retailer 16
-
$15,557 NZD
A$13,489 AUD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$17,468 NZD
$9,845 USD
View
B+
Retailer 18
-
$18,611 NZD
$10,489 USD
View
Retailer 19
-
$21,224 NZD
A$18,403 AUD
View
B
Retailer 20
-
$22,928 NZD
$12,922 USD
View
B
Retailer 21
-
$28,215 NZD
SGD 21,489 SGD
View
B
Retailer 22
-
$29,295 NZD
$16,511 USD
View
Most Expensive
B
Brilliant Earth
20264486A · Oct 31
$52,590 NZD
$29,640 USD
View
22 more retailers have this diamond
Prices start from $7,117 NZDSave up to $45,474 NZD

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
$7,117 NZD