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Round|Lab Grown|IGI

1.70ct K VS2 Round Lab Grown Diamond

EX • K/VS2 • IGI LG492113521

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492113521

Diamond specifications and retailer prices

From £1,699 GBP
As of November 5, 2026
Save £3,634 GBP (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £5,333 GBP 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492113521 or 492113521. Listed at 9 retailers as of November 5, 2026, with prices from £1,699 to £5,333, a £3,634 spread on the same certified stone. MOH London lists it at £5,333. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492113521
Dimensions7.70 × 7.72 × 4.69 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.70 mm7.72 mm1.70 ctK / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492113521
Side View
Table 55.0%Crown 32.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.8%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: £5,333 GBP|Low: £1,631 GBP|High: £5,641 GBP|Avg: £3,135 GBP|-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 5, 2026
Retailer 5£1,699 GBP
Retailer 8£1,849 GBP
Retailer 6£1,971 GBP
Retailer 4£2,092 GBP
Retailer 10£2,483 GBP
Retailer 9£2,709 GBP
Retailer 2£3,020 GBP
Retailer 7£3,075 GBP
Retailer 3£4,409 GBP
MOH London£5,333 GBP
Retailer 11£5,641 GBP

15 data points across 11 retailers

9 retailers£1,699 GBP to £5,333 GBP

B
Cheapest Retailer
-
£1,699 GBP
B+
Retailer 2
-
£1,849 GBP
View
B
Retailer 3
-
£1,971 GBP
View
Retailer 4
-
£1,971 GBP
View
Price last confirmed 26 days ago
B
Retailer 5
-
£2,092 GBP
View
B
Retailer 6
-
£2,709 GBP
View
B
Retailer 7
-
£3,020 GBP
View
B
Retailer 8
-
£3,075 GBP
View
Most Expensive
B
MOH London
LG492113521 · Nov 5
£5,333 GBP
View
8 more retailers have this diamond
Prices start from £1,699 GBPSave up to £3,634 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.

B+
1.70ct Round
£1,699 GBP