CaratHunter
Plans
Cushion|Lab Grown|IGI

12.34ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG819654504

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG819654504

Diamond specifications and retailer prices

From $11,299 AUD
£6,250 GBP
As of October 30, 2026
Save $20,058 AUD (64%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $31,357 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.34ct lab-grown cushion diamond

This 12.34ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG819654504 or 819654504. Listed at 8 retailers as of October 30, 2026, with prices from $11,299 to $31,357, a $20,058 spread on the same certified stone. Taylor and Hart lists it at $31,357. 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

12.34
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819654504
Dimensions17.88 × 11.18 × 6.57 mm
L/W Ratio1.60
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.88 mm11.18 mm12.34 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819654504
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 41°Culet: LargeDepth 58.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $11,299 AUD|Low: $8,833 AUD|High: $31,357 AUD|Avg: $17,294 AUD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
October 30, 2026
Retailer 1$11,299 AUD
Retailer 4$12,158 AUD
Retailer 6$12,497 AUD
Retailer 2$13,615 AUD
Retailer 7$13,913 AUD
Retailer 3$16,616 AUD
Retailer 5$27,514 AUD
Taylor and Hart$31,357 AUD

33 data points across 8 retailers

8 retailers$11,299 AUD to $31,357 AUD

B+
Cheapest Retailer
-
$11,299 AUD
£6,250 GBP
B+
Retailer 2
-
$12,158 AUD
$8,540 USD
View
B
Retailer 3
-
$12,497 AUD
£6,912 GBP
View
B
Retailer 4
-
$13,615 AUD
$9,564 USD
View
B
Retailer 5
-
$13,913 AUD
$9,773 USD
View
B
Retailer 6
-
$16,616 AUD
$11,672 USD
View
B
Retailer 7
-
$27,514 AUD
SGD 26,118 SGD
View
Most Expensive
B
Taylor and Hart
V8L6QV9 · Oct 31
$31,357 AUD
$22,027 USD
View
7 more retailers have this diamond
Prices start from $11,299 AUDSave up to $20,058 AUD

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.

B+
12.34ct Cushion
$11,299 AUD