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Round|Lab Grown|IGI

1.88ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG691529999

Shape and cutting style on the report: Round brilliant

Certificate IGI LG691529999

Diamond specifications and retailer prices

From $276 USD
As of October 29, 2026
Save $2,174 USD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,450 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.88ct lab-grown round diamond

This 1.88ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG691529999 or 691529999. Listed at 22 retailers as of October 29, 2026, with prices from $276 to $2,450, a $2,174 spread on the same certified stone. Do Amore Diamonds lists it at $2,450. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.88
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691529999
Dimensions7.89 × 7.85 × 4.90 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.89 mm7.85 mm1.88 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691529999
Side View
Table 58.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $610 USD|Low: $265 USD|High: $2,560 USD|Avg: $859 USD|-1.1%
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
November 1, 2026
Retailer 2$276 USD
Retailer 13$308 USD
Retailer 4$342 USD
Retailer 6$342 USD
Retailer 12$500 USD
Retailer 1$610 USD
Retailer 11$649 USD
Retailer 7$669 USD
Retailer 10$880 USD
Retailer 14$1,051 USD
Retailer 3$1,185 USD
Retailer 5$1,315 USD
Retailer 9$1,521 USD
Retailer 8$2,360 USD

36 data points across 14 retailers

22 retailers$276 USD to $2,450 USD

A
Cheapest Retailer
-
$276 USD
A
Retailer 2
-
$308 USD
View
Final sale: no returns
A
Retailer 3
-
$320 USD
View
A
Retailer 4
-
$342 USD
View
A
Retailer 5
-
$342 USD
View
B+
Retailer 6
-
$454 USD
View
A
Retailer 7
-
$500 USD
View
A
Retailer 8
-
$536 USD
View
A
Retailer 9
-
$610 USD
£480 GBP
View
A
Retailer 10
-
$618 USD
View
A
Retailer 11
-
$649 USD
ZAR 10,483 ZAR
View
B+
Retailer 12
-
$669 USD
£527 GBP
View
B+
Retailer 13
-
$880 USD
A$1,354 AUD
View
B+
Retailer 14
-
$1,051 USD
View
Retailer 15
-
$1,185 USD
View
Price last confirmed 24 days ago
B
Retailer 16
-
$1,214 USD
View
B
Retailer 17
-
$1,315 USD
View
B
Retailer 18
-
$1,378 USD
View
B
Retailer 19
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$1,433 USD
View
B
Retailer 20
-
$1,521 USD
£1,198 GBP
View
B
Retailer 21
-
$2,360 USD
View
Most Expensive
B
Do Amore Diamonds
27-3E22E8BD6 · Oct 31
$2,450 USD
View
21 more retailers have this diamond
Prices start from $276 USDSave up to $2,174 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
1.88ct Round
$276 USD