CaratHunter
Plans
Round|Lab Grown|IGI

1.60ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG436046764

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436046764

Diamond specifications and retailer prices

From £694 GBP
$930 USD
As of October 30, 2026
Save £2,797 GBP (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,491 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.6ct lab-grown round diamond

This 1.6ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046764 or 436046764. Listed at 10 retailers as of October 29, 2026, with prices from £694 to £3,491, a £2,797 spread on the same certified stone. MOH London lists it at £3,491. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.60
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046764
Dimensions7.65 × 7.73 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
7.65 mm7.73 mm1.60 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046764
Side View
Table 60.0%Crown 31.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 58.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,491 GBP|Low: £694 GBP|High: £3,518 GBP|Avg: £1,761 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2£694 GBP
Retailer 3£1,048 GBP
Retailer 6£1,173 GBP
Retailer 4£1,216 GBP
Retailer 7£1,216 GBP
Retailer 9£1,661 GBP
Retailer 5£1,919 GBP
Retailer 8£2,206 GBP
Retailer 10£2,721 GBP
MOH London£3,491 GBP

13 data points across 10 retailers

10 retailers£694 GBP to £3,491 GBP

A
Cheapest Retailer
-
£694 GBP
$930 USD
B+
Retailer 2
-
£1,048 GBP
$1,404 USD
View
B+
Retailer 3
-
£1,140 GBP
$1,528 USD
View
B+
Retailer 4
-
£1,173 GBP
$1,572 USD
View
Final sale: no returns
Retailer 5
-
£1,216 GBP
$1,629 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£1,216 GBP
$1,629 USD
View
B
Retailer 7
-
£1,919 GBP
$2,571 USD
View
B
Retailer 8
-
£2,206 GBP
$2,956 USD
View
B
Retailer 9
-
£2,279 GBP
$3,053 USD
View
Most Expensive
B
MOH London
LG436046764 · Oct 29
£3,491 GBP
View
9 more retailers have this diamond
Prices start from £694 GBPSave up to £2,797 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
1.60ct Round
£694 GBP