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Emerald|Lab Grown|GIA

1.66ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • GIA 1499454072

Certificate GIA 1499454072

Diamond specifications and retailer prices

From £256 GBP
$343 USD
As of November 1, 2026
Save £1,168 GBP (82%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,423 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.66ct lab-grown emerald diamond

This 1.66ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1499454072. Listed at 4 retailers as of November 1, 2026, with prices from £256 to £1,423, a £1,168 spread on the same certified stone. Brilliant Earth lists it at £1,423. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
F
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1499454072
Dimensions8.04 × 5.50 × 3.62 mm
L/W Ratio1.46
Girdle conditionPolished
Culet sizeNone
Key to symbols
Growth Remnant
Top View
8.04 mm5.50 mm1.66 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1499454072
Side View
Table 68.0%CrownGirdle: VTK-POLPavilionCulet: NoneDepth 65.8%

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: £1,423 GBP|Low: £245 GBP|High: £1,543 GBP|Avg: £695 GBP|-7.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 18, 2026
Retailer 2£256 GBP
Retailer 4£297 GBP
Retailer 5£355 GBP
Retailer 3£1,125 GBP
Brilliant Earth£1,423 GBP

7 data points across 5 retailers

4 retailers£256 GBP to £1,423 GBP

A
Cheapest Retailer
-
£256 GBP
$343 USD
A
Retailer 2
-
£297 GBP
$398 USD
View
B
Retailer 3
-
£1,125 GBP
$1,510 USD
View
Most Expensive
B
Brilliant Earth
10374170Y · Nov 2
£1,423 GBP
$1,910 USD
View
3 more retailers have this diamond
Prices start from £256 GBPSave up to £1,168 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
1.66ct Emerald
£256 GBP