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Round|Lab Grown|GCAL

1.86ct E IF Round Lab Grown Diamond

ID • E/IF • GCAL 360386105

Shape and cutting style on the report: Round brilliant

Certificate GCAL 360386105

Diamond specifications and retailer prices

From $1,805 AUD
$1,268 USD
As of October 30, 2026
Save $5,967 AUD (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $23,216 AUD at Kay Jewelers · As of October 29, 2026
View at Kay Jewelers

About this 1.86ct lab-grown round diamond

This 1.86ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360386105. Listed at 9 retailers as of October 28, 2026, with a 331% 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

1.86
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360386105
Dimensions7.86 × 7.88 × 4.87 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.86 mm7.88 mm1.86 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360386105
Side View
Table 56.0%Crown 34°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $23,216 AUD|Low: $1,805 AUD|High: $23,216 AUD|Avg: $5,234 AUD|+198.7%
Kay Jewelers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 5$1,805 AUD
Retailer 8$2,067 AUD
Retailer 11$2,238 AUD
Retailer 2$2,542 AUD
Retailer 3$3,729 AUD
Retailer 7$4,075 AUD
Retailer 9$5,487 AUD
Retailer 10$6,911 AUD
Retailer 4$7,772 AUD
Retailer 6$10,476 AUD
Kay Jewelers$23,216 AUD

6 data points across 11 retailers

9 retailers$1,805 AUD to $7,772 AUD

A
Cheapest Retailer
-
$1,805 AUD
$1,268 USD
B+
Retailer 2
-
$2,067 AUD
$1,452 USD
View
B+
Retailer 3
-
$2,542 AUD
View
B+
Retailer 4
-
$3,729 AUD
$2,620 USD
View
B
Retailer 5
-
$4,075 AUD
CA$3,976 CAD
View
B
Retailer 6
-
$6,911 AUD
$4,855 USD
View
B
Retailer 7
-
$7,772 AUD
$5,460 USD
View
Retailer 8
-
$10,476 AUD
$7,360 USD
View
Price under review
Most Expensive
Kay Jewelers
258398898 · Oct 29
$23,216 AUD
$16,310 USD
View
Price under review
8 more retailers have this diamond
Prices start from $1,805 AUDSave up to $5,967 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.

A
1.86ct Round
$1,805 AUD