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Radiant|Lab Grown|GIA

2.78ct D IF Radiant Lab Grown Diamond

ID • D/IF • GIA 3505745711

Certificate GIA 3505745711

Diamond specifications and retailer prices

From $2,636 SGD
$2,062 USD
As of October 30, 2026
Save $15,504 SGD (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $18,140 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3505745711. Listed at 8 retailers as of October 29, 2026, with prices from $2,636 to $18,140, a $15,504 spread on the same certified stone. Do Amore Diamonds lists it at $18,140. 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 (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 3505745711
Dimensions9.86 × 7.02 × 4.77 mm
L/W Ratio1.40
Top View
9.86 mm7.02 mm2.78 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3505745711
Side View
Table 64.0%CrownGirdle: ThickPavilionCulet: NoneDepth 68.0%

Caratlytics Score

How it works →
A+
Exceptional
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: $18,140 SGD|Low: $2,530 SGD|High: $18,140 SGD|Avg: $7,642 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4$2,636 SGD
Retailer 7$2,867 SGD
Retailer 5$3,058 SGD
Retailer 8$3,107 SGD
Retailer 6$4,639 SGD
Retailer 2$9,206 SGD
Retailer 3$12,797 SGD
Do Amore Diamonds$18,140 SGD

14 data points across 8 retailers

8 retailers$2,636 SGD to $18,140 SGD

A+
Cheapest Retailer
-
$2,636 SGD
$2,062 USD
A
Retailer 2
-
$2,867 SGD
$2,243 USD
View
A
Retailer 3
-
$3,058 SGD
$2,392 USD
View
Retailer 4
-
$3,058 SGD
$2,392 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
$4,639 SGD
$3,629 USD
View
B+
Retailer 6
-
$9,206 SGD
£5,670 GBP
View
B
Retailer 7
-
$12,797 SGD
$10,010 USD
View
Most Expensive
B
Do Amore Diamonds
27-433DBE2B0 · Oct 29
$18,140 SGD
$14,190 USD
View
7 more retailers have this diamond
Prices start from $2,636 SGDSave up to $15,504 SGD

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
$2,636 SGD