Emerald|Lab Grown|GIA

1.70ct D IF Emerald Lab Grown Diamond

ID • D/IF • GIA 6491877434

Certificate GIA 6491877434

Diamond specifications and retailer prices

From £351 GBP
$468 USD
As of October 30, 2026
Save £2,870 GBP (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,221 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.7ct lab-grown emerald diamond

This 1.7ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6491877434. Listed at 11 retailers as of October 29, 2026, with prices from £351 to £3,221, a £2,870 spread on the same certified stone. Brilliant Earth lists it at £3,221. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6491877434
Dimensions8.60 × 5.48 × 3.80 mm
L/W Ratio1.57
Girdle conditionPolished
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
8.60 mm5.48 mm1.70 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6491877434
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.4%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: £3,221 GBP|Low: £282 GBP|High: £3,417 GBP|Avg: £1,478 GBP|-5.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 7£351 GBP
Retailer 9£393 GBP
Retailer 10£393 GBP
Retailer 12£436 GBP
Retailer 5£826 GBP
Retailer 6£1,265 GBP
Retailer 8£1,351 GBP
Retailer 11£1,396 GBP
Retailer 2£2,018 GBP
Retailer 3£2,887 GBP
Retailer 4£2,939 GBP
Brilliant Earth£3,221 GBP

30 data points across 12 retailers

11 retailers£351 GBP to £3,221 GBP

A+
Cheapest Retailer
-
£351 GBP
$468 USD
A
Retailer 2
-
£393 GBP
$524 USD
View
Final sale: no returns
A
Retailer 3
-
£393 GBP
$524 USD
View
A
Retailer 4
-
£436 GBP
$580 USD
View
A
Retailer 5
-
£826 GBP
ZAR 17,780 ZAR
View
B+
Retailer 6
-
£1,265 GBP
$1,684 USD
View
B+
Retailer 7
-
£1,351 GBP
$1,800 USD
View
B+
Retailer 8
-
£1,396 GBP
View
B+
Retailer 9
-
£2,018 GBP
View
B
Retailer 10
-
£2,887 GBP
$3,844 USD
View
Most Expensive
B
Brilliant Earth
11845554Y · Oct 29
£3,221 GBP
$4,290 USD
View
10 more retailers have this diamond
Prices start from £351 GBPSave up to £2,870 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+
1.70ct Emerald
£351 GBP