CaratHunter
Plans
Radiant|Lab Grown|IGI

1.88ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG782602742

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

Certificate IGI LG782602742

Diamond specifications and retailer prices

From £412 GBP
$552 USD
As of October 30, 2026
Save £3,253 GBP (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £3,664 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.88ct lab-grown radiant diamond

This 1.88ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG782602742 or 782602742. Listed at 13 retailers as of October 29, 2026, with prices from £412 to £3,664, a £3,253 spread on the same certified stone. Do Amore Diamonds lists it at £3,664. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.88
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782602742
Dimensions8.49 × 6.28 × 4.05 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.49 mm6.28 mm1.88 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782602742
Side View
Table 67.0%Crown 44.3°Girdle: STK-THKPavilion 34.8°Culet: NoneDepth 64.5%

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: £3,664 GBP|Low: £412 GBP|High: £4,941 GBP|Avg: £1,839 GBP|-18.2%
Do Amore Diamonds
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
October 30, 2026
Retailer 9£412 GBP
Retailer 3£462 GBP
Retailer 7£598 GBP
Retailer 12£691 GBP
Retailer 11£789 GBP
Retailer 8£825 GBP
Retailer 13£1,223 GBP
Retailer 6£1,248 GBP
Retailer 14£1,484 GBP
Retailer 5£1,667 GBP
Retailer 10£2,453 GBP
Retailer 2£3,120 GBP
Retailer 4£3,388 GBP
Do Amore Diamonds£3,664 GBP

32 data points across 14 retailers

13 retailers£412 GBP to £3,664 GBP

A
Cheapest Retailer
-
£412 GBP
$552 USD
A
Retailer 2
-
£462 GBP
$619 USD
View
A
Retailer 3
-
£598 GBP
View
A
Retailer 4
-
£691 GBP
$926 USD
View
A
Retailer 5
-
£789 GBP
$1,057 USD
View
A
Retailer 6
-
£825 GBP
$1,105 USD
View
B+
Retailer 7
-
£1,223 GBP
$1,639 USD
View
B+
Retailer 8
-
£1,484 GBP
$1,989 USD
View
B+
Retailer 9
-
£1,667 GBP
$2,234 USD
View
B
Retailer 10
-
£2,453 GBP
View
B
Retailer 11
-
£3,120 GBP
$4,180 USD
View
Retailer 12
-
£3,388 GBP
$4,540 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-FB55971C7 · Oct 29
£3,664 GBP
$4,910 USD
View
12 more retailers have this diamond
Prices start from £412 GBPSave up to £3,253 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
1.88ct Radiant
£412 GBP