Emerald|Lab Grown|UNKNOWN

0.63ct H I1 Emerald Lab Grown Diamond

ID • H/I1 • UNKNOWN 31441459

Certificate UNKNOWN 31441459

Diamond specifications and retailer prices

From £110 GBP
$147 USD
As of October 29, 2026
Save £328 GBP (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £437 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.63ct lab-grown emerald diamond

This 0.63ct lab-grown emerald sits in the half to three-quarter carat band, graded H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by UNKNOWN 31441459. Listed at 5 retailers as of October 28, 2026, with prices from £110 to £437, a £328 spread on the same certified stone. NZ Jewellers lists it at £437. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.63
Carat
H
Colour
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 31441459
Dimensions6.07 × 4.17 × 2.57 mm
L/W Ratio1.46
Top View
6.07 mm4.17 mm0.63 ctH / I1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 31441459
Side View
Table 64.8%CrownGirdlePavilionCuletDepth 61.5%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: £437 GBP|Low: £105 GBP|High: £437 GBP|Avg: £198 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2£110 GBP
Retailer 5£128 GBP
Retailer 3£136 GBP
Retailer 4£252 GBP
NZ Jewellers£437 GBP

8 data points across 5 retailers

5 retailers£110 GBP to £437 GBP

B+
Cheapest Retailer
-
£110 GBP
$147 USD
B+
Retailer 2
-
£128 GBP
$171 USD
View
B+
Retailer 3
-
£136 GBP
$182 USD
View
B
Retailer 4
-
£252 GBP
$337 USD
View
Most Expensive
B
NZ Jewellers
fe748f75-f1ad-4514-a25b-6ad04c5b4b77 · Oct 28
£437 GBP
$586 USD
View
4 more retailers have this diamond
Prices start from £110 GBPSave up to £328 GBP

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+
0.63ct Emerald
£110 GBP