CaratHunter
Plans
Radiant|Lab Grown|IGI

1.60ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG690527490

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG690527490

Diamond specifications and retailer prices

From £192 GBP
$257 USD
As of November 2, 2026
Save £1,476 GBP (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,668 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.6ct lab-grown radiant diamond

This 1.6ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG690527490 or 690527490. Listed at 21 retailers as of October 27, 2026, with prices from £192 to £1,668, a £1,476 spread on the same certified stone. Queensmith lists it at £1,668. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG690527490
Dimensions8.62 × 5.86 × 3.74 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.62 mm5.86 mm1.60 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG690527490
Side View
Table 66.0%Crown 39.7°Girdle: MediumPavilion 34°Culet: NoneDepth 63.8%

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: Nov 2
Current: £1,668 GBP|Low: £184 GBP|High: £1,668 GBP|Avg: £585 GBP
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 17£192 GBP
Retailer 7£214 GBP
Retailer 3£238 GBP
Retailer 6£238 GBP
Retailer 2£278 GBP
Retailer 14£379 GBP
Retailer 10£398 GBP
Retailer 15£399 GBP
Retailer 12£411 GBP
Retailer 11£455 GBP
Retailer 16£555 GBP
Retailer 5£732 GBP
Retailer 13£766 GBP
Retailer 18£799 GBP
Retailer 9£938 GBP
Retailer 4£960 GBP
Retailer 8£1,028 GBP
Queensmith£1,668 GBP

36 data points across 18 retailers

21 retailers£192 GBP to £1,668 GBP

A
Cheapest Retailer
-
£192 GBP
$257 USD
A
Retailer 2
-
£214 GBP
$287 USD
View
Final sale: no returns
Retailer 3
-
£238 GBP
$319 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£238 GBP
$319 USD
View
A
Retailer 5
-
£278 GBP
View
A
Retailer 6
-
£379 GBP
€483 EUR
View
A
Retailer 7
-
£398 GBP
$533 USD
View
A
Retailer 8
-
£399 GBP
$535 USD
View
A
Retailer 9
-
£411 GBP
ZAR 8,906 ZAR
View
A
Retailer 10
-
£430 GBP
$576 USD
View
A
Retailer 11
-
£437 GBP
$586 USD
View
A
Retailer 12
-
£455 GBP
View
B+
Retailer 13
-
£555 GBP
A$1,145 AUD
View
B+
Retailer 14
-
£732 GBP
$981 USD
View
B+
Retailer 15
-
£766 GBP
$1,026 USD
View
Retailer 16
-
£799 GBP
$1,070 USD
View
Price last confirmed 14 days ago
B+
Retailer 17
-
£804 GBP
$1,078 USD
View
B
Retailer 18
-
£938 GBP
$1,257 USD
View
Retailer 19
-
£960 GBP
View
Price last confirmed 12 days ago
B
Retailer 20
-
£1,028 GBP
$1,377 USD
View
Most Expensive
B
Queensmith
LG690527490 · Oct 27
£1,668 GBP
View
20 more retailers have this diamond
Prices start from £192 GBPSave up to £1,476 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 Radiant
£192 GBP