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Oval|Lab Grown|IGI

12.45ct E VS2 Oval Lab Grown Diamond

EX • E/VS2

Diamond specifications and retailer prices

From $5,463 NZD
$3,079 USD
As of November 1, 2026
Save $16,089 NZD (75%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $21,552 NZD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 12.45ct lab-grown oval diamond

This 12.45ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 3 retailers as of October 31, 2026, with prices from $5,463 to $21,552, a $16,089 spread on the same certified stone. Blue Nile lists it at $21,552. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions18.72 × 13.13 × 8.20 mm
L/W Ratio1.43
Top View
18.72 mm13.13 mm12.45 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.5%

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: Nov 1
Current: $21,552 NZD|Low: $5,463 NZD|High: $21,552 NZD|Avg: $10,730 NZD
Blue Nile
Retailer 2
Retailer 3
October 10, 2026
Retailer 2$5,463 NZD
Retailer 3$7,435 NZD
Blue Nile$21,552 NZD

4 data points across 3 retailers

3 retailers$5,463 NZD to $21,552 NZD

A
Cheapest Retailer
-
$5,463 NZD
$3,079 USD
B+
Retailer 2
-
$7,435 NZD
CA$5,820 CAD
View
Most Expensive
B
Blue Nile
19550660 · Oct 31
$21,552 NZD
$12,147 USD
View
2 more retailers have this diamond
Prices start from $5,463 NZDSave up to $16,089 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 Oval
$5,463 NZD