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Round|Lab Grown|GCAL

2.78ct D IF Round Lab Grown Diamond

ID • D/IF • GCAL 360166342

Shape and cutting style on the report: Round brilliant

Certificate GCAL 360166342

Diamond specifications and retailer prices

From $3,169 AUD
$2,226 USD
As of October 31, 2026
Save $15,638 AUD (83%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $18,807 AUD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 2.78ct lab-grown round diamond

This 2.78ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360166342. Listed at 8 retailers as of October 30, 2026, with prices from $3,169 to $18,807, a $15,638 spread on the same certified stone. Yadav Diamonds lists it at $18,807. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.78
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360166342
Dimensions8.98 × 9.03 × 5.57 mm
L/W Ratio1.01
Culet sizeNone
Top View
8.98 mm9.03 mm2.78 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360166342
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 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 31
Current: $3,169 AUD|Low: $3,169 AUD|High: $18,807 AUD|Avg: $10,973 AUD|-4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Yadav Diamonds
October 28, 2026
Retailer 1$3,169 AUD
Retailer 9$4,706 AUD
Retailer 2$5,754 AUD
Retailer 8$6,307 AUD
Retailer 6$6,392 AUD
Retailer 4$12,113 AUD
Retailer 10$12,944 AUD
Retailer 3$14,151 AUD
Retailer 5$14,151 AUD
Retailer 7$18,436 AUD
Yadav Diamonds$18,807 AUD

6 data points across 11 retailers

8 retailers$3,169 AUD to $18,807 AUD

A
Cheapest Retailer
-
$3,169 AUD
$2,226 USD
Retailer 2
-
$4,706 AUD
$3,306 USD
View
B+
Retailer 3
-
$6,307 AUD
CA$6,153 CAD
View
B+
Retailer 4
-
$6,549 AUD
$4,600 USD
View
B
Retailer 5
-
$14,151 AUD
$9,940 USD
View
B
Retailer 6
-
$14,151 AUD
$9,940 USD
View
B
Retailer 7
-
$18,436 AUD
$12,950 USD
View
Most Expensive
B
Yadav Diamonds
12694986 · Oct 30
$18,807 AUD
$13,211 USD
View
7 more retailers have this diamond
Prices start from $3,169 AUDSave up to $15,638 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
2.78ct Round
$3,169 AUD