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Marquise|Lab Grown|GCAL

1.00ct E IF Marquise Lab Grown Diamond

EX • E/IF • GCAL 361666013

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 361666013

Diamond specifications and retailer prices

From $1,303 AUD
$915 USD
As of October 30, 2026
Save $2,019 AUD (61%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,933 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 361666013. Listed at 12 retailers as of October 30, 2026, with a 155% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361666013
Dimensions10.00 × 5.35 × 3.33 mm
L/W Ratio1.87
Culet sizeNone
Top View
10.00 mm5.35 mm1.00 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361666013
Side View
Table 59.0%Crown 35°Girdle: MED-MEDPavilion 40.2°Culet: NoneDepth 62.2%

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: $1,510 AUD|Low: $1,256 AUD|High: $7,146 AUD|Avg: $3,259 AUD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
October 29, 2026
Retailer 7$1,303 AUD
Retailer 3$1,404 AUD
Retailer 6$1,416 AUD
Retailer 8$1,456 AUD
Retailer 1$1,510 AUD
Retailer 9$1,904 AUD
Retailer 5$3,125 AUD
Retailer 10$3,170 AUD
Retailer 2$3,322 AUD
Retailer 4$5,684 AUD
Taylor and Hart$5,933 AUD
Retailer 11$7,146 AUD

24 data points across 12 retailers

12 retailers$1,303 AUD to $3,322 AUD

B+
Cheapest Retailer
-
$1,303 AUD
$915 USD
B+
Retailer 2
-
$1,404 AUD
$986 USD
View
B+
Retailer 3
-
$1,416 AUD
$995 USD
View
B+
Retailer 4
-
$1,456 AUD
$1,023 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,510 AUD
$1,061 USD
View
B
Retailer 6
-
$1,904 AUD
View
B
Retailer 7
-
$3,125 AUD
$2,195 USD
View
B
Retailer 8
-
$3,170 AUD
$2,227 USD
View
B
Retailer 9
-
$3,322 AUD
CA$3,241 CAD
View
Retailer 10
-
$5,684 AUD
£3,144 GBP
View
Price under review
Most Expensive
Taylor and Hart
9DULIHJ · Oct 30
$5,933 AUD
$4,168 USD
View
Price under review
10 more retailers have this diamond
Prices start from $1,303 AUDSave up to $2,019 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+
1.00ct Marquise
$1,303 AUD