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Radiant|Lab Grown|IGI

2.78ct D IF Radiant Lab Grown Diamond

VG • D/IF

Diamond specifications and retailer prices

From HK$11,698 HKD
$1,491 USD
As of October 28, 2026
Save HK$2,440 HKD (17%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$14,138 HKD at B2C Jewels · As of October 30, 2026
View at B2C Jewels

About this 2.78ct lab-grown radiant diamond

This 2.78ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI. Listed at 3 retailers as of October 28, 2026, with prices from HK$11,698 to HK$14,138, a HK$2,440 spread on the same certified stone. B2C Jewels lists it at HK$14,138. 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

2.78
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions9.77 × 6.99 × 4.71 mm
L/W Ratio1.40
Top View
9.77 mm6.99 mm2.78 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 67.4%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: HK$14,138 HKD|Low: HK$8,671 HKD|High: HK$15,642 HKD|Avg: HK$12,747 HKD|-5.1%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 5HK$8,671 HKD
Retailer 3HK$11,698 HKD
Retailer 2HK$13,771 HKD
Retailer 4HK$13,856 HKD
B2C JewelsHK$14,138 HKD

35 data points across 5 retailers

3 retailersHK$11,698 HKD to HK$14,138 HKD

A
Cheapest Retailer
-
HK$11,698 HKD
$1,491 USD
A
Retailer 2
-
HK$13,771 HKD
£1,382 GBP
View
Most Expensive
A
B2C Jewels
36529165 · Oct 30
HK$14,138 HKD
$1,802 USD
View
2 more retailers have this diamond
Prices start from HK$11,698 HKDSave up to HK$2,440 HKD

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 Radiant
HK$11,698 HKD