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Marquise|Lab Grown

0.64ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1 • FA6-133-2452

Diamond specifications and retailer prices

From $315 AUD
$221 USD
As of November 2, 2026
Save $945 AUD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,260 AUD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.64ct lab-grown marquise diamond

This 0.64ct lab-grown marquise sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade. Listed at 4 retailers as of October 31, 2026, with prices from $315 to $1,260, a $945 spread on the same certified stone. NZ Jewellers lists it at $1,260. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.64
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateFA6-133-2452
Dimensions8.63 × 4.53 × 2.88 mm
L/W Ratio1.91
Top View
8.63 mm4.53 mm0.64 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateFA6-133-2452
Side View
Table 59.2%CrownGirdlePavilionCuletDepth 63.5%

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: $1,260 AUD|Low: $304 AUD|High: $1,260 AUD|Avg: $550 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 8, 2026
Retailer 2$315 AUD
Retailer 4$367 AUD
Retailer 3$392 AUD
NZ Jewellers$1,260 AUD

6 data points across 4 retailers

4 retailers$315 AUD to $1,260 AUD

B+
Cheapest Retailer
-
$315 AUD
$221 USD
B+
Retailer 2
-
$367 AUD
$257 USD
View
B+
Retailer 3
-
$392 AUD
$275 USD
View
Most Expensive
C
NZ Jewellers
6e469590-8e86-4294-94b9-5321d37fdd6c · Oct 31
$1,260 AUD
$883 USD
View
3 more retailers have this diamond
Prices start from $315 AUDSave up to $945 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+
0.64ct Marquise
$315 AUD