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Emerald|Lab Grown|UNKNOWN

3.91ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • UNKNOWN 227886508

Certificate UNKNOWN 227886508

Diamond specifications and retailer prices

From $628 AUD
$441 USD
As of November 1, 2026
Save $1,876 AUD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,504 AUD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 3.91ct lab-grown emerald diamond

This 3.91ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 227886508. Listed at 4 retailers as of October 31, 2026, with prices from $628 to $2,504, a $1,876 spread on the same certified stone. NZ Jewellers lists it at $2,504. 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

3.91
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 227886508
Dimensions10.73 × 7.30 × 4.90 mm
L/W Ratio1.47
Top View
10.73 mm7.30 mm3.91 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 227886508
Side View
Table 63.0%CrownGirdlePavilionCuletDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $628 AUD|Low: $604 AUD|High: $1,046 AUD|Avg: $793 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 11, 2026
Retailer 1$628 AUD
Retailer 3$703 AUD
Retailer 2$779 AUD
Retailer 4$1,046 AUD

5 data points across 4 retailers

4 retailers$628 AUD to $2,504 AUD

A
Cheapest Retailer
-
$628 AUD
$441 USD
A
Retailer 2
-
$703 AUD
$494 USD
View
A
Retailer 3
-
$779 AUD
$547 USD
View
Most Expensive
B
NZ Jewellers
07e8e588-412d-406a-a126-90fe98cb0fac · Oct 31
$2,504 AUD
$1,759 USD
View
3 more retailers have this diamond
Prices start from $628 AUDSave up to $1,876 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.

A
3.91ct Emerald
$628 AUD