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Heart|Lab Grown|IGI

1.60ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG770626152

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG770626152

Diamond specifications and retailer prices

From £652 GBP
$873 USD
As of October 30, 2026
Save £2,970 GBP (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £3,621 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.6ct lab-grown heart diamond

This 1.6ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770626152 or 770626152. Listed at 25 retailers as of October 30, 2026, with prices from £652 to £3,621, a £2,970 spread on the same certified stone. With Clarity lists it at £3,621. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770626152
Dimensions7.36 × 8.16 × 4.72 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.36 mm8.16 mm1.60 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770626152
Side View
Table 61.0%Crown 32.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 57.8%

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: Oct 30
Current: £1,882 GBP|Low: £625 GBP|High: £3,493 GBP|Avg: £1,591 GBP|+0.1%
Retailer 1
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
Retailer 19
October 31, 2026
Retailer 6£652 GBP
Retailer 11£709 GBP
Retailer 7£729 GBP
Retailer 9£756 GBP
Retailer 3£859 GBP
Retailer 19£888 GBP
Retailer 2£1,082 GBP
Retailer 18£1,091 GBP
Retailer 12£1,148 GBP
Retailer 14£1,163 GBP
Retailer 17£1,390 GBP
Retailer 15£1,493 GBP
Retailer 1£1,882 GBP
Retailer 10£2,126 GBP
Retailer 4£2,365 GBP
Retailer 5£2,494 GBP
Retailer 13£2,780 GBP
Retailer 16£2,849 GBP
Retailer 8£3,493 GBP

34 data points across 19 retailers

25 retailers£652 GBP to £3,621 GBP

A
Cheapest Retailer
-
£652 GBP
$873 USD
A
Retailer 2
-
£709 GBP
$950 USD
View
A
Retailer 3
-
£729 GBP
$977 USD
View
Final sale: no returns
A
Retailer 4
-
£756 GBP
$1,013 USD
View
Retailer 5
-
£756 GBP
$1,013 USD
View
Price last confirmed 14 days ago
Retailer 6
-
£859 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
£888 GBP
$1,190 USD
View
B+
Retailer 8
-
£981 GBP
$1,314 USD
View
B+
Retailer 9
-
£986 GBP
$1,321 USD
View
B+
Retailer 10
-
£1,082 GBP
$1,450 USD
View
B+
Retailer 11
-
£1,091 GBP
A$2,248 AUD
View
B+
Retailer 12
-
£1,148 GBP
€1,465 EUR
View
B+
Retailer 13
-
£1,163 GBP
View
B+
Retailer 14
-
£1,390 GBP
ZAR 30,081 ZAR
View
B+
Retailer 15
-
£1,493 GBP
$2,000 USD
View
B
Retailer 16
-
£1,839 GBP
$2,464 USD
View
B
Retailer 17
-
£1,882 GBP
A$3,880 AUD
View
B
Retailer 18
-
£2,126 GBP
$2,848 USD
View
B
Retailer 19
-
£2,365 GBP
$3,169 USD
View
B
Retailer 20
-
£2,494 GBP
$3,342 USD
View
B
Retailer 21
-
£2,623 GBP
$3,515 USD
View
B
Retailer 22
-
£2,780 GBP
A$5,731 AUD
View
B
Retailer 23
-
£2,849 GBP
View
B
Retailer 24
-
£3,493 GBP
$4,680 USD
View
Most Expensive
B
With Clarity
770626152 · Oct 31
£3,621 GBP
$4,852 USD
View
24 more retailers have this diamond
Prices start from £652 GBPSave up to £2,970 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 Heart
£652 GBP