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Oval|Lab Grown|IGI

1.60ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG770652876

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770652876

Diamond specifications and retailer prices

From £203 GBP
$272 USD
As of October 29, 2026
Save £860 GBP (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,590 GBP at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.6ct lab-grown oval diamond

This 1.6ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770652876 or 770652876. Listed at 23 retailers as of October 29, 2026, with a 423% 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

1.60
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770652876
Dimensions10.01 × 6.40 × 3.96 mm
L/W Ratio1.56
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.01 mm6.40 mm1.60 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770652876
Side View
Table 59.0%Crown 36.8°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.9%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: £1,590 GBP|Low: £195 GBP|High: £1,634 GBP|Avg: £584 GBP|-2.7%
Brilliant Earth
Retailer 2
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Retailer 20
October 30, 2026
Retailer 20£203 GBP
Retailer 12£227 GBP
Retailer 8£236 GBP
Retailer 3£252 GBP
Retailer 7£252 GBP
Retailer 2£281 GBP
Retailer 5£287 GBP
Retailer 16£340 GBP
Retailer 18£428 GBP
Retailer 15£433 GBP
Retailer 13£443 GBP
Retailer 9£506 GBP
Retailer 14£586 GBP
Retailer 19£645 GBP
Retailer 6£810 GBP
Retailer 10£825 GBP
Retailer 4£969 GBP
Retailer 17£1,010 GBP
Retailer 11£1,025 GBP
Brilliant Earth£1,590 GBP

41 data points across 20 retailers

23 retailers£203 GBP to £1,063 GBP

A
Cheapest Retailer
-
£203 GBP
$272 USD
A
Retailer 2
-
£227 GBP
$304 USD
View
Final sale: no returns
A
Retailer 3
-
£236 GBP
$316 USD
View
A
Retailer 4
-
£252 GBP
$337 USD
View
A
Retailer 5
-
£252 GBP
$337 USD
View
A
Retailer 6
-
£281 GBP
View
A
Retailer 7
-
£287 GBP
HK$3,000 HKD
View
B+
Retailer 8
-
£340 GBP
$455 USD
View
A
Retailer 9
-
£340 GBP
$455 USD
View
A
Retailer 10
-
£433 GBP
ZAR 9,365 ZAR
View
A
Retailer 11
-
£439 GBP
$588 USD
View
A
Retailer 12
-
£443 GBP
View
B+
Retailer 13
-
£506 GBP
$678 USD
View
B+
Retailer 14
-
£586 GBP
A$1,207 AUD
View
B+
Retailer 15
-
£645 GBP
$864 USD
View
B+
Retailer 16
-
£810 GBP
$1,085 USD
View
B
Retailer 17
-
£825 GBP
SGD 1,493 SGD
View
B
Retailer 18
-
£847 GBP
$1,135 USD
View
B
Retailer 19
-
£969 GBP
$1,298 USD
View
B
Retailer 20
-
£1,010 GBP
View
B
Retailer 21
-
£1,046 GBP
$1,401 USD
View
B
Retailer 22
-
£1,063 GBP
$1,424 USD
View
Most Expensive
Brilliant Earth
21502290A · Oct 16
£1,590 GBP
$2,130 USD
View
Price last confirmed 14 days ago
22 more retailers have this diamond
Prices start from £203 GBPSave up to £860 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 Oval
£203 GBP