Emerald|Lab Grown|IGI

3.12ct D IF Emerald Lab Grown Diamond

EX • D/IF

Diamond specifications and retailer prices

From £1,197 GBP
$1,604 USD
As of October 30, 2026
Save £1,676 GBP (58%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,873 GBP at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 3.12ct lab-grown emerald diamond

This 3.12ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of October 30, 2026, with prices from £1,197 to £2,873, a £1,676 spread on the same certified stone. NZ Jewellers lists it at £2,873. 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

3.12
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions9.85 × 6.87 × 4.61 mm
L/W Ratio1.43
Top View
9.85 mm6.87 mm3.12 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 63.0%CrownGirdle: MediumPavilionCulet: LargeDepth 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: Oct 30
Current: £2,873 GBP|Low: £1,197 GBP|High: £2,873 GBP|Avg: £1,799 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 20, 2026
Retailer 3£1,197 GBP
Retailer 2£1,302 GBP
Retailer 4£1,388 GBP
NZ Jewellers£2,873 GBP

7 data points across 4 retailers

4 retailers£1,197 GBP to £2,873 GBP

A
Cheapest Retailer
-
£1,197 GBP
$1,604 USD
A
Retailer 2
-
£1,302 GBP
$1,745 USD
View
A
Retailer 3
-
£1,388 GBP
$1,860 USD
View
Most Expensive
B+
NZ Jewellers
1b25f3dd-e4b2-4648-a5a1-a0d600c33e9d · Oct 31
£2,873 GBP
$3,849 USD
View
3 more retailers have this diamond
Prices start from £1,197 GBPSave up to £1,676 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.

A
3.12ct Emerald
£1,197 GBP