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Marquise|Lab Grown

0.81ct H SI1 Marquise Lab Grown Diamond

VG • H/SI1 • FA7-245-245

Diamond specifications and retailer prices

From $406 AUD
$285 USD
As of November 2, 2026
Save $1,211 AUD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,617 AUD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.81ct lab-grown marquise diamond

This 0.81ct lab-grown marquise sits in the just-under-one-carat band, graded H 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 $406 to $1,617, a $1,211 spread on the same certified stone. NZ Jewellers lists it at $1,617. 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

0.81
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateFA7-245-245
Dimensions9.23 × 4.84 × 3.16 mm
L/W Ratio1.91
Top View
9.23 mm4.84 mm0.81 ctH / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateFA7-245-245
Side View
Table 76.9%CrownGirdlePavilionCuletDepth 65.3%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,617 AUD|Low: $390 AUD|High: $1,617 AUD|Avg: $706 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 8, 2026
Retailer 2$406 AUD
Retailer 4$471 AUD
Retailer 3$503 AUD
NZ Jewellers$1,617 AUD

6 data points across 4 retailers

4 retailers$406 AUD to $1,617 AUD

B
Cheapest Retailer
-
$406 AUD
$285 USD
B
Retailer 2
-
$471 AUD
$331 USD
View
B
Retailer 3
-
$503 AUD
$353 USD
View
Most Expensive
C
NZ Jewellers
7ef539e9-4430-41eb-9d67-94954d300ffa · Oct 31
$1,617 AUD
$1,136 USD
View
3 more retailers have this diamond
Prices start from $406 AUDSave up to $1,211 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
0.81ct Marquise
$406 AUD