CaratHunter
Plans
Oval|Lab Grown|IGI

1.04ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG640454357

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG640454357

Diamond specifications and retailer prices

From $166 USD
As of October 28, 2026
Save $404 USD (71%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $570 USD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.04ct lab-grown oval diamond

This 1.04ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG640454357 or 640454357. Listed at 9 retailers as of October 28, 2026, with prices from $166 to $570, a $404 spread on the same certified stone. NZ Jewellers lists it at $570. 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

1.04
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640454357
Dimensions8.39 × 5.71 × 3.50 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.39 mm5.71 mm1.04 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640454357
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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 28
Current: $570 USD|Low: $166 USD|High: $1,200 USD|Avg: $468 USD
NZ Jewellers
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 29, 2026
Retailer 3$166 USD
Retailer 9$177 USD
Retailer 14$205 USD
Retailer 7$214 USD
Retailer 2$304 USD
Retailer 4$317 USD
Retailer 13$328 USD
Retailer 12$334 USD
Retailer 10$423 USD
Retailer 11$535 USD
NZ Jewellers$570 USD
Retailer 5$779 USD
Retailer 8$834 USD
Retailer 6$1,200 USD

3 data points across 14 retailers

9 retailers$166 USD to $570 USD

A
Cheapest Retailer
-
$166 USD
A
Retailer 2
-
$177 USD
View
A
Retailer 3
-
$205 USD
HK$1,600 HKD
View
A
Retailer 4
-
$214 USD
£168 GBP
View
A
Retailer 5
-
$304 USD
£239 GBP
View
A
Retailer 6
-
$328 USD
View
A
Retailer 7
-
$334 USD
View
B+
Retailer 8
-
$423 USD
View
Most Expensive
B+
NZ Jewellers
170faf2f-6263-40e4-85bd-3f780df4d912 · Oct 28
$570 USD
View
8 more retailers have this diamond
Prices start from $166 USDSave up to $404 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
1.04ct Oval
$166 USD