CaratHunter
Plans
Oval|Lab Grown|IGI

1.64ct K VS1 Oval Lab Grown Diamond

GD • K/VS1 • IGI LG494173917

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG494173917

Diamond specifications and retailer prices

From £1,612 GBP
As of November 5, 2026
Save £3,446 GBP (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,057 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.64ct lab-grown oval diamond

This 1.64ct lab-grown oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG494173917 or 494173917. Listed at 10 retailers as of November 5, 2026, with prices from £1,612 to £5,057, a £3,446 spread on the same certified stone. MOH London lists it at £5,057. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.64
Carat
K
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494173917
Dimensions9.37 × 6.74 × 4.16 mm
L/W Ratio1.39
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
9.37 mm6.74 mm1.64 ctK / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494173917
Side View
Table 59.5%Crown 33.1°Girdle: THN-MEDPavilion 42.1°Culet: NoneDepth 61.7%

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: £5,057 GBP|Low: £1,547 GBP|High: £5,132 GBP|Avg: £2,619 GBP|-1.3%
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 6£1,612 GBP
Retailer 10£1,753 GBP
Retailer 3£1,763 GBP
Retailer 7£1,869 GBP
Retailer 4£1,991 GBP
Retailer 11£2,365 GBP
Retailer 9£2,569 GBP
Retailer 8£2,920 GBP
Retailer 5£2,929 GBP
Retailer 2£3,446 GBP
MOH London£5,057 GBP

22 data points across 11 retailers

10 retailers£1,612 GBP to £5,057 GBP

B+
Cheapest Retailer
-
£1,612 GBP
B+
Retailer 2
-
£1,753 GBP
View
Retailer 3
-
£1,869 GBP
View
Price last confirmed 26 days ago
B
Retailer 4
-
£1,869 GBP
View
B
Retailer 5
-
£1,991 GBP
View
B
Retailer 6
-
£2,569 GBP
View
B
Retailer 7
-
£2,920 GBP
View
B
Retailer 8
-
£2,929 GBP
View
B
Retailer 9
-
£3,446 GBP
View
Most Expensive
C
MOH London
LG494173917 · Nov 5
£5,057 GBP
View
9 more retailers have this diamond
Prices start from £1,612 GBPSave up to £3,446 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+
1.64ct Oval
£1,612 GBP