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Round|Lab Grown|IGI

1.70ct K VS1 Round Lab Grown Diamond

EX • K/VS1 • IGI LG436073943

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436073943

Diamond specifications and retailer prices

From €2,174 EUR
As of November 5, 2026
Save €2,476 EUR (53%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €6,734 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.7ct lab-grown round diamond

This 1.7ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG436073943 or 436073943. Listed at 11 retailers as of November 3, 2026, with a 114% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073943
Dimensions7.67 × 7.70 × 4.62 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.67 mm7.70 mm1.70 ctK / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436073943
Side View
Table 60.5%Crown 33.4°Girdle: UNDPavilion 40.5°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €6,734 EUR|Low: €2,087 EUR|High: €7,218 EUR|Avg: €3,947 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7€2,174 EUR
Retailer 8€2,521 EUR
Retailer 10€2,521 EUR
Retailer 6€2,668 EUR
Retailer 2€3,133 EUR
Retailer 11€3,159 EUR
Retailer 5€3,780 EUR
Retailer 9€3,932 EUR
Retailer 4€4,650 EUR
MOH London€6,734 EUR
Retailer 3€7,218 EUR

40 data points across 11 retailers

11 retailers€2,174 EUR to €4,650 EUR

B+
Cheapest Retailer
-
€2,174 EUR
B
Retailer 2
-
€2,365 EUR
View
Retailer 3
-
€2,521 EUR
View
Price last confirmed 25 days ago
B
Retailer 4
-
€2,521 EUR
View
B
Retailer 5
-
€2,668 EUR
View
B
Retailer 6
-
€3,133 EUR
View
B
Retailer 7
-
€3,466 EUR
View
B
Retailer 8
-
€3,780 EUR
View
B
Retailer 9
-
€3,932 EUR
View
B
Retailer 10
-
€4,650 EUR
View
Most Expensive
MOH London
LG436073943 · Nov 5
€6,734 EUR
£5,951 GBP
View
Price under review
10 more retailers have this diamond
Prices start from €2,174 EURSave up to €2,476 EUR

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.

B+
1.70ct Round
€2,174 EUR