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Radiant|Lab Grown|GCAL

3.78ct G FL Radiant Lab Grown Diamond

EX • G/FL • GCAL 361526172

Shape and cutting style on the report: Radiant brilliant

Certificate GCAL 361526172

Diamond specifications and retailer prices

From $16,650 AUD
$11,696 USD
As of October 31, 2026
Save $4,816 AUD (22%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $21,466 AUD at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

About this 3.78ct lab-grown radiant diamond

This 3.78ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 361526172. Listed at 7 retailers as of October 31, 2026, with prices from $16,650 to $21,466, a $4,816 spread on the same certified stone. Loose Grown Diamond lists it at $21,466. 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

3.78
Carat
G
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle60.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361526172
Dimensions10.95 × 7.74 × 5.20 mm
L/W Ratio1.41
Culet sizeNone
Top View
10.95 mm7.74 mm3.78 ctG / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361526172
Side View
Table 64.0%Crown 43°Girdle: MED-STKPavilion 60.8°Culet: NoneDepth 67.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $21,466 AUD|Low: $16,650 AUD|High: $169,094 AUD|Avg: $54,945 AUD
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4$16,650 AUD
Retailer 6$19,021 AUD
Loose Grown Diamond$21,466 AUD
Retailer 2$39,253 AUD
Retailer 7$63,196 AUD
Retailer 5$84,363 AUD
Retailer 3$169,094 AUD

13 data points across 7 retailers

7 retailers$16,650 AUD to $21,466 AUD

B
Cheapest Retailer
-
$16,650 AUD
$11,696 USD
B
Retailer 2
-
$19,021 AUD
CA$18,557 CAD
View
Most Expensive
B
Loose Grown Diamond
361526172 · Nov 1
$21,466 AUD
$15,079 USD
View
2 more retailers have this diamond
Prices start from $16,650 AUDSave up to $4,816 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
3.78ct Radiant
$16,650 AUD