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Radiant|Lab Grown|IGI

1.31ct D FL Radiant Lab Grown Diamond

D/FL

Diamond specifications and retailer prices

From HK$2,079 HKD
As of November 4, 2026
Save HK$17,441 HKD (89%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$19,520 HKD at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1.31ct lab-grown radiant diamond

This 1.31ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless) and certified by IGI. Listed at 6 retailers as of November 4, 2026, with prices from HK$2,079 to HK$19,520, a HK$17,441 spread on the same certified stone. Helzberg Diamonds lists it at HK$19,520. 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

1.31
Carat
D
Colour
FL
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.73 × 5.35 × 3.67 mm
L/W Ratio1.44
Top View
7.73 mm5.35 mm1.31 ctD / FL
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 65.0%CrownGirdle: MED-STKPavilionCuletDepth 68.6%

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: Nov 4
Current: HK$19,520 HKD|Low: HK$2,079 HKD|High: HK$19,520 HKD|Avg: HK$7,611 HKD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 5HK$2,079 HKD
Retailer 3HK$2,417 HKD
Retailer 4HK$2,581 HKD
Retailer 6HK$2,675 HKD
Retailer 2HK$8,301 HKD
Helzberg DiamondsHK$19,520 HKD

12 data points across 6 retailers

6 retailersHK$2,079 HKD to HK$19,520 HKD

A
Cheapest Retailer
-
HK$2,079 HKD
A
Retailer 2
-
HK$2,417 HKD
View
B+
Retailer 3
-
HK$2,581 HKD
View
Retailer 4
-
HK$2,675 HKD
View
Price last confirmed 10 days ago
B
Retailer 5
-
HK$8,301 HKD
View
Most Expensive
C
Helzberg Diamonds
ZXZOGKMKPMMO · Nov 4
HK$19,520 HKD
$2,488 USD
View
5 more retailers have this diamond
Prices start from HK$2,079 HKDSave up to HK$17,441 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
1.31ct Radiant
HK$2,079 HKD