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Asscher|Lab Grown|IGI

1.70ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG745507211

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG745507211

Diamond specifications and retailer prices

From £208 GBP
$279 USD
As of October 30, 2026
Save £2,576 GBP (93%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,784 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.7ct lab-grown asscher diamond

This 1.7ct lab-grown asscher 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 and certified by IGI LG745507211 or 745507211. Listed at 15 retailers as of October 30, 2026, with prices from £208 to £2,784, a £2,576 spread on the same certified stone. Brilliant Earth lists it at £2,784. 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

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745507211
Dimensions6.53 × 6.31 × 4.53 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.53 mm6.31 mm1.70 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745507211
Side View
Table 59.0%Crown 34.8°Girdle: Slightly ThickPavilion 39.3°Culet: NoneDepth 71.8%

Caratlytics Score

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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: £2,784 GBP|Low: £208 GBP|High: £3,776 GBP|Avg: £1,161 GBP|-26.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 3£208 GBP
Retailer 6£227 GBP
Retailer 14£241 GBP
Retailer 8£410 GBP
Retailer 13£426 GBP
Retailer 11£458 GBP
Retailer 7£664 GBP
Retailer 9£736 GBP
Retailer 5£837 GBP
Retailer 4£916 GBP
Retailer 2£1,148 GBP
Retailer 12£1,851 GBP
Retailer 10£2,597 GBP
Brilliant Earth£2,784 GBP

26 data points across 14 retailers

15 retailers£208 GBP to £2,784 GBP

A
Cheapest Retailer
-
£208 GBP
$279 USD
A
Retailer 2
-
£227 GBP
$304 USD
View
Final sale: no returns
A
Retailer 3
-
£241 GBP
$323 USD
View
A
Retailer 4
-
£410 GBP
$550 USD
View
A
Retailer 5
-
£426 GBP
$571 USD
View
A
Retailer 6
-
£458 GBP
$614 USD
View
A
Retailer 7
-
£664 GBP
A$1,368 AUD
View
A
Retailer 8
-
£736 GBP
$986 USD
View
Retailer 9
-
£793 GBP
$1,062 USD
View
Price last confirmed 16 days ago
A
Retailer 10
-
£837 GBP
$1,122 USD
View
B+
Retailer 11
-
£916 GBP
$1,227 USD
View
B+
Retailer 12
-
£1,148 GBP
View
B+
Retailer 13
-
£1,851 GBP
$2,480 USD
View
Retailer 14
-
£2,597 GBP
$3,480 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
21415744Y · Oct 31
£2,784 GBP
$3,730 USD
View
14 more retailers have this diamond
Prices start from £208 GBPSave up to £2,576 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 Asscher
£208 GBP