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Marquise|Lab Grown

0.50ct I SI1 Marquise Lab Grown Diamond

VG • I/SI1 • FA6-1513-7492

Diamond specifications and retailer prices

From $212 AUD
$149 USD
As of November 2, 2026
Save $632 AUD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $844 AUD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.5ct lab-grown marquise diamond

This 0.5ct lab-grown marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade. Listed at 4 retailers as of October 31, 2026, with prices from $212 to $844, a $632 spread on the same certified stone. NZ Jewellers lists it at $844. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.50
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateFA6-1513-7492
Dimensions8.06 × 4.21 × 2.47 mm
L/W Ratio1.91
Top View
8.06 mm4.21 mm0.50 ctI / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateFA6-1513-7492
Side View
Table 57.2%CrownGirdlePavilionCuletDepth 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: Nov 2
Current: $844 AUD|Low: $204 AUD|High: $844 AUD|Avg: $369 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 8, 2026
Retailer 2$212 AUD
Retailer 4$246 AUD
Retailer 3$263 AUD
NZ Jewellers$844 AUD

6 data points across 4 retailers

4 retailers$212 AUD to $844 AUD

B+
Cheapest Retailer
-
$212 AUD
$149 USD
B+
Retailer 2
-
$246 AUD
$173 USD
View
B
Retailer 3
-
$263 AUD
$185 USD
View
Most Expensive
C
NZ Jewellers
c6b9910c-8a4a-441c-b66b-c0c284d9a307 · Oct 31
$844 AUD
$593 USD
View
3 more retailers have this diamond
Prices start from $212 AUDSave up to $632 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+
0.50ct Marquise
$212 AUD