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Round|Lab Grown|IGI

1.71ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG800611328

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800611328

Diamond specifications and retailer prices

From £184 GBP
$245 USD
As of October 29, 2026
Save £1,772 GBP (91%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,956 GBP at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800611328 or 800611328. Listed at 18 retailers as of October 29, 2026, with prices from £184 to £1,956, a £1,772 spread on the same certified stone. Frank Darling lists it at £1,956. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800611328
Dimensions7.64 × 7.69 × 4.71 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.64 mm7.69 mm1.71 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800611328
Side View
Table 58.0%Crown 35.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.5%

Caratlytics Score

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A+
Exceptional
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 29
Current: £1,956 GBP|Low: £184 GBP|High: £1,956 GBP|Avg: £777 GBP|-0.0%
Frank Darling
Retailer 2
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
October 30, 2026
Retailer 8£184 GBP
Retailer 4£207 GBP
Retailer 17£213 GBP
Retailer 5£285 GBP
Retailer 6£311 GBP
Retailer 9£379 GBP
Retailer 11£406 GBP
Retailer 3£422 GBP
Retailer 12£586 GBP
Retailer 13£642 GBP
Retailer 15£810 GBP
Retailer 7£908 GBP
Retailer 10£1,016 GBP
Retailer 14£1,224 GBP
Retailer 2£1,314 GBP
Retailer 16£1,765 GBP
Frank Darling£1,956 GBP

37 data points across 17 retailers

18 retailers£184 GBP to £1,956 GBP

A+
Cheapest Retailer
-
£184 GBP
$245 USD
A
Retailer 2
-
£207 GBP
$275 USD
View
Final sale: no returns
A
Retailer 3
-
£213 GBP
$284 USD
View
A
Retailer 4
-
£285 GBP
$380 USD
View
B+
Retailer 5
-
£311 GBP
$414 USD
View
Retailer 6
-
£379 GBP
$505 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
£406 GBP
€515 EUR
View
A
Retailer 8
-
£422 GBP
$562 USD
View
B+
Retailer 9
-
£586 GBP
A$1,201 AUD
View
B+
Retailer 10
-
£642 GBP
$855 USD
View
Retailer 11
-
£695 GBP
$926 USD
View
Price last confirmed 44 days ago
B+
Retailer 12
-
£810 GBP
$1,079 USD
View
B+
Retailer 13
-
£908 GBP
$1,209 USD
View
B+
Retailer 14
-
£1,016 GBP
View
B
Retailer 15
-
£1,224 GBP
$1,630 USD
View
B
Retailer 16
-
£1,314 GBP
$1,750 USD
View
B
Retailer 17
-
£1,765 GBP
$2,350 USD
View
Most Expensive
B
Frank Darling
PD-162662GR · Oct 29
£1,956 GBP
$2,604 USD
View
17 more retailers have this diamond
Prices start from £184 GBPSave up to £1,772 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+
1.71ct Round
£184 GBP