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Asscher|Lab Grown|IGI

1.70ct F VVS1 Asscher Lab Grown Diamond

ID • F/VVS1 • IGI LG620497988

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG620497988

Diamond specifications and retailer prices

From £196 GBP
$262 USD
As of October 30, 2026
Save £1,245 GBP (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,440 GBP at Brilliant Earth · As of November 1, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG620497988 or 620497988. Listed at 22 retailers as of October 30, 2026, with prices from £196 to £1,440, a £1,245 spread on the same certified stone. Brilliant Earth lists it at £1,440. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620497988
Dimensions6.75 × 6.37 × 4.20 mm
L/W Ratio1.06
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
6.75 mm6.37 mm1.70 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620497988
Side View
Table 61.0%Crown 34°Girdle: MediumPavilion 40.9°Culet: NoneDepth 65.9%

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: £1,440 GBP|Low: £196 GBP|High: £2,217 GBP|Avg: £687 GBP|-35.0%
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
Retailer 15
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Retailer 17
Retailer 18
November 2, 2026
Retailer 4£196 GBP
Retailer 9£219 GBP
Retailer 3£226 GBP
Retailer 16£242 GBP
Retailer 18£242 GBP
Retailer 6£379 GBP
Retailer 7£402 GBP
Retailer 2£417 GBP
Retailer 10£444 GBP
Retailer 11£463 GBP
Retailer 13£563 GBP
Retailer 15£743 GBP
Retailer 17£778 GBP
Retailer 12£827 GBP
Retailer 8£944 GBP
Retailer 14£972 GBP
Retailer 5£1,433 GBP
Brilliant Earth£1,440 GBP

43 data points across 18 retailers

22 retailers£196 GBP to £1,440 GBP

A
Cheapest Retailer
-
£196 GBP
$262 USD
A
Retailer 2
-
£219 GBP
$293 USD
View
Final sale: no returns
A
Retailer 3
-
£226 GBP
$303 USD
View
Retailer 4
-
£242 GBP
$324 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£242 GBP
$324 USD
View
A
Retailer 6
-
£362 GBP
$485 USD
View
A
Retailer 7
-
£402 GBP
$539 USD
View
A
Retailer 8
-
£417 GBP
ZAR 9,034 ZAR
View
A
Retailer 9
-
£444 GBP
$595 USD
View
A
Retailer 10
-
£463 GBP
View
A
Retailer 11
-
£563 GBP
A$1,160 AUD
View
B+
Retailer 12
-
£571 GBP
$765 USD
View
B+
Retailer 13
-
£743 GBP
$996 USD
View
B+
Retailer 14
-
£765 GBP
View
B+
Retailer 15
-
£778 GBP
$1,043 USD
View
B+
Retailer 16
-
£816 GBP
$1,094 USD
View
B+
Retailer 17
-
£827 GBP
A$1,705 AUD
View
B
Retailer 18
-
£944 GBP
View
B+
Retailer 19
-
£972 GBP
View
B
Retailer 20
-
£1,000 GBP
$1,340 USD
View
B
Retailer 21
-
£1,433 GBP
$1,920 USD
View
Most Expensive
B
Brilliant Earth
14241841A · Nov 1
£1,440 GBP
$1,930 USD
View
21 more retailers have this diamond
Prices start from £196 GBPSave up to £1,245 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
£196 GBP