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Round|Lab Grown|IGI

1.08ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG500150552

Shape and cutting style on the report: Round brilliant

Certificate IGI LG500150552

Diamond specifications and retailer prices

From $630 USD
As of October 30, 2026
Save $3,856 USD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,486 USD at MOH London · As of October 27, 2026
View at MOH London

About this 1.08ct lab-grown round diamond

This 1.08ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG500150552 or 500150552. Listed at 13 retailers as of October 27, 2026, with prices from $630 to $4,486, a $3,856 spread on the same certified stone. MOH London lists it at $4,486. 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

1.08
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500150552
Dimensions6.61 × 6.63 × 4.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.61 mm6.63 mm1.08 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500150552
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.6%

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: $4,486 USD|Low: $630 USD|High: $4,539 USD|Avg: $1,938 USD|+0.1%
MOH London
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 2$630 USD
Retailer 9$1,202 USD
Retailer 14$1,308 USD
Retailer 13$1,346 USD
Retailer 10$1,394 USD
Retailer 12$1,394 USD
Retailer 4$1,565 USD
Retailer 7$1,830 USD
Retailer 5$1,955 USD
Retailer 11$2,211 USD
Retailer 8$2,388 USD
Retailer 3$2,613 USD
Retailer 6$2,671 USD
MOH London$4,486 USD

36 data points across 14 retailers

13 retailers$630 USD to $4,486 USD

A
Cheapest Retailer
-
$630 USD
B+
Retailer 2
-
$1,202 USD
View
B+
Retailer 3
-
$1,308 USD
View
B+
Retailer 4
-
$1,346 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,394 USD
View
Retailer 6
-
$1,394 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$1,565 USD
View
B+
Retailer 8
-
$1,830 USD
£1,441 GBP
View
B
Retailer 9
-
$2,211 USD
View
B
Retailer 10
-
$2,388 USD
€2,274 EUR
View
B
Retailer 11
-
$2,613 USD
View
B
Retailer 12
-
$2,671 USD
View
Most Expensive
B
MOH London
LG500150552 · Oct 27
$4,486 USD
£3,532 GBP
View
12 more retailers have this diamond
Prices start from $630 USDSave up to $3,856 USD

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
1.08ct Round
$630 USD