CaratHunter
Plans
Round|Lab Grown|IGI

1.00ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • IGI LG754548735

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754548735

Diamond specifications and retailer prices

From $165 USD
As of October 29, 2026
Save $794 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $959 USD at MOH London · As of October 25, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754548735 or 754548735. Listed at 17 retailers as of October 25, 2026, with prices from $165 to $959, a $794 spread on the same certified stone. MOH London lists it at $959. 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

1.00
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754548735
Dimensions6.41 × 6.46 × 3.97 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.41 mm6.46 mm1.00 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754548735
Side View
Table 52.0%Crown 33.9°Girdle: MediumPavilion 40.1°Culet: NoneDepth 61.7%

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 29
Current: $959 USD|Low: $164 USD|High: $964 USD|Avg: $425 USD|+0.8%
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
Retailer 15
Retailer 16
October 29, 2026
Retailer 5$165 USD
Retailer 4$185 USD
Retailer 11$192 USD
Retailer 14$205 USD
Retailer 16$205 USD
Retailer 12$341 USD
Retailer 2$361 USD
Retailer 10$363 USD
Retailer 15$368 USD
Retailer 13$446 USD
Retailer 7$470 USD
Retailer 8$480 USD
Retailer 9$516 USD
Retailer 3$532 USD
Retailer 6$659 USD
MOH London$959 USD

39 data points across 16 retailers

17 retailers$165 USD to $959 USD

A
Cheapest Retailer
-
$165 USD
A
Retailer 2
-
$185 USD
View
Final sale: no returns
A
Retailer 3
-
$192 USD
View
A
Retailer 4
-
$205 USD
View
A
Retailer 5
-
$205 USD
View
B+
Retailer 6
-
$341 USD
View
B+
Retailer 7
-
$361 USD
£284 GBP
View
B+
Retailer 8
-
$363 USD
€346 EUR
View
B+
Retailer 9
-
$368 USD
View
B
Retailer 10
-
$446 USD
View
B+
Retailer 11
-
$470 USD
View
B+
Retailer 12
-
$480 USD
A$738 AUD
View
B+
Retailer 13
-
$516 USD
£406 GBP
View
B
Retailer 14
-
$532 USD
View
B
Retailer 15
-
$653 USD
View
Price last confirmed 38 days ago
B
Retailer 16
-
$659 USD
View
Most Expensive
B
MOH London
LG754548735 · Oct 25
$959 USD
£755 GBP
View
16 more retailers have this diamond
Prices start from $165 USDSave up to $794 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
1.00ct Round
$165 USD