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Round|Lab Grown|UNKNOWN

1.00ct J I1 Round Lab Grown Diamond

VG • J/I1 • UNKNOWN 251642080

Certificate UNKNOWN 251642080

Diamond specifications and retailer prices

From HK$3,507 HKD
$447 USD
As of October 31, 2026
Save HK$2,103 HKD (37%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$5,610 HKD at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by UNKNOWN 251642080. Listed at 2 retailers as of October 31, 2026, with prices from HK$3,507 to HK$5,610, a HK$2,103 spread on the same certified stone. Loose Grown Diamond lists it at HK$5,610. 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

1.00
Carat
J
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 251642080
Dimensions6.48 × 6.46 × 3.87 mm
L/W Ratio1.00
Top View
6.48 mm6.46 mm1.00 ctJ / I1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 251642080
Side View
Table 56.7%CrownGirdlePavilionCuletDepth 59.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$5,610 HKD|Low: HK$3,460 HKD|High: HK$5,610 HKD|Avg: HK$4,547 HKD
Loose Grown Diamond
Retailer 2
October 2, 2026
Retailer 2HK$3,507 HKD
Loose Grown DiamondHK$5,610 HKD

2 data points across 2 retailers

2 retailersHK$3,507 HKD to HK$5,610 HKD

B+
Cheapest Retailer
-
HK$3,507 HKD
$447 USD
Most Expensive
B
Loose Grown Diamond
251642080 · Nov 1
HK$5,610 HKD
$715 USD
View
1 more retailer has this diamond
Prices start from HK$3,507 HKDSave up to HK$2,103 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.

B+
1.00ct Round
HK$3,507 HKD