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Round|Lab Grown|IGI

12.04ct F VS1 Round Lab Grown Diamond

EX • F/VS1 • IGI LG831680940

Shape and cutting style on the report: Round brilliant

Certificate IGI LG831680940

Diamond specifications and retailer prices

From $9,671 NZD
£4,285 GBP
As of November 2, 2026
Save $15,890 NZD (62%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $25,562 NZD at Taylor and Hart · As of November 1, 2026
View at Taylor and Hart

About this 12.04ct lab-grown round diamond

This 12.04ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831680940 or 831680940. Listed at 4 retailers as of November 1, 2026, with prices from $9,671 to $25,562, a $15,890 spread on the same certified stone. Taylor and Hart lists it at $25,562. 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

12.04
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831680940
Dimensions14.91 × 14.88 × 8.84 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.91 mm14.88 mm12.04 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831680940
Side View
Table 59.0%Crown 31.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.3%

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: Nov 2
Current: $17,236 NZD|Low: $9,671 NZD|High: $25,562 NZD|Avg: $16,601 NZD
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
November 2, 2026
Retailer 2$9,671 NZD
Retailer 3$10,788 NZD
Retailer 1$17,236 NZD
Taylor and Hart$25,562 NZD

2 data points across 4 retailers

4 retailers$9,671 NZD to $25,562 NZD

A
Cheapest Retailer
-
$9,671 NZD
£4,285 GBP
B+
Retailer 2
-
$10,788 NZD
$6,070 USD
View
B
Retailer 3
-
$17,236 NZD
$9,698 USD
View
Most Expensive
B
Taylor and Hart
43KIJFZ · Nov 1
$25,562 NZD
$14,382 USD
View
3 more retailers have this diamond
Prices start from $9,671 NZDSave up to $15,890 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
12.04ct Round
$9,671 NZD